feat: a trash for tickets

Deleting a ticket now sends it to the trash, for whoever opened it or an
admin: it disappears from boards, searches and statistics, cannot change,
and comes back from the ticket page or the trash page for 30 days. After
that it is deleted for good with the usual cascade.

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

apps/api/openapi.json

@@ -2749,6 +2749,106 @@
         "tags": [
           "Issues"
         ]
+      },
+      "delete": {
+        "description": "Whoever opened it, or an owner/admin. Hidden everywhere; restore it within 30 days or it is deleted for good.",
+        "operationId": "IssuesController_trash",
+        "parameters": [
+          {
+            "name": "issue",
+            "required": true,
+            "in": "path",
+            "description": "Ticket id or key",
+            "schema": {
+              "example": "WEB-12",
+              "type": "string"
+            }
+          }
+        ],
+        "responses": {
+          "200": {
+            "description": "",
+            "content": {
+              "application/json": {
+                "schema": {
+                  "$ref": "#/components/schemas/CommandResultDto"
+                }
+              }
+            }
+          },
+          "400": {
+            "description": "Invalid input",
+            "content": {
+              "application/json": {
+                "schema": {
+                  "$ref": "#/components/schemas/ApiErrorDto"
+                }
+              }
+            }
+          },
+          "401": {
+            "description": "Missing or rejected Pireon token",
+            "content": {
+              "application/json": {
+                "schema": {
+                  "$ref": "#/components/schemas/ApiErrorDto"
+                }
+              }
+            }
+          },
+          "403": {
+            "description": "Not a member of the project (or not allowed)",
+            "content": {
+              "application/json": {
+                "schema": {
+                  "$ref": "#/components/schemas/ApiErrorDto"
+                }
+              }
+            }
+          },
+          "404": {
+            "description": "Not found",
+            "content": {
+              "application/json": {
+                "schema": {
+                  "$ref": "#/components/schemas/ApiErrorDto"
+                }
+              }
+            }
+          },
+          "409": {
+            "description": "Someone changed it at the same time: retry",
+            "content": {
+              "application/json": {
+                "schema": {
+                  "$ref": "#/components/schemas/ApiErrorDto"
+                }
+              }
+            }
+          },
+          "422": {
+            "description": "Business rule (e.g. a transition the workflow forbids)",
+            "content": {
+              "application/json": {
+                "schema": {
+                  "$ref": "#/components/schemas/ApiErrorDto"
+                }
+              }
+            }
+          }
+        },
+        "security": [
+          {
+            "pireon-oauth": []
+          },
+          {
+            "pireon": []
+          }
+        ],
+        "summary": "Move the ticket to the trash",
+        "tags": [
+          "Issues"
+        ]
       }
     },
     "/api/issues/{issue}/status": {
@@ -3085,6 +3185,192 @@
         ]
       }
     },
+    "/api/issues/{issue}/restore": {
+      "post": {
+        "operationId": "IssuesController_restore",
+        "parameters": [
+          {
+            "name": "issue",
+            "required": true,
+            "in": "path",
+            "description": "Ticket id or key",
+            "schema": {
+              "example": "WEB-12",
+              "type": "string"
+            }
+          }
+        ],
+        "responses": {
+          "200": {
+            "description": "",
+            "content": {
+              "application/json": {
+                "schema": {
+                  "$ref": "#/components/schemas/CommandResultDto"
+                }
+              }
+            }
+          },
+          "400": {
+            "description": "Invalid input",
+            "content": {
+              "application/json": {
+                "schema": {
+                  "$ref": "#/components/schemas/ApiErrorDto"
+                }
+              }
+            }
+          },
+          "401": {
+            "description": "Missing or rejected Pireon token",
+            "content": {
+              "application/json": {
+                "schema": {
+                  "$ref": "#/components/schemas/ApiErrorDto"
+                }
+              }
+            }
+          },
+          "403": {
+            "description": "Not a member of the project (or not allowed)",
+            "content": {
+              "application/json": {
+                "schema": {
+                  "$ref": "#/components/schemas/ApiErrorDto"
+                }
+              }
+            }
+          },
+          "404": {
+            "description": "Not found",
+            "content": {
+              "application/json": {
+                "schema": {
+                  "$ref": "#/components/schemas/ApiErrorDto"
+                }
+              }
+            }
+          },
+          "409": {
+            "description": "Someone changed it at the same time: retry",
+            "content": {
+              "application/json": {
+                "schema": {
+                  "$ref": "#/components/schemas/ApiErrorDto"
+                }
+              }
+            }
+          },
+          "422": {
+            "description": "Business rule (e.g. a transition the workflow forbids)",
+            "content": {
+              "application/json": {
+                "schema": {
+                  "$ref": "#/components/schemas/ApiErrorDto"
+                }
+              }
+            }
+          }
+        },
+        "security": [
+          {
+            "pireon-oauth": []
+          },
+          {
+            "pireon": []
+          }
+        ],
+        "summary": "Bring the ticket back from the trash",
+        "tags": [
+          "Issues"
+        ]
+      }
+    },
+    "/api/projects/{project}/trash": {
+      "get": {
+        "operationId": "IssuesController_trashed",
+        "parameters": [
+          {
+            "name": "project",
+            "required": true,
+            "in": "path",
+            "description": "Project id or key",
+            "schema": {
+              "example": "WEB",
+              "type": "string"
+            }
+          }
+        ],
+        "responses": {
+          "200": {
+            "description": "",
+            "content": {
+              "application/json": {
+                "schema": {
+                  "type": "array",
+                  "items": {
+                    "$ref": "#/components/schemas/IssueDto"
+                  }
+                }
+              }
+            }
+          },
+          "400": {
+            "description": "Invalid input",
+            "content": {
+              "application/json": {
+                "schema": {
+                  "$ref": "#/components/schemas/ApiErrorDto"
+                }
+              }
+            }
+          },
+          "401": {
+            "description": "Missing or rejected Pireon token",
+            "content": {
+              "application/json": {
+                "schema": {
+                  "$ref": "#/components/schemas/ApiErrorDto"
+                }
+              }
+            }
+          },
+          "403": {
+            "description": "Not a member of the project (or not allowed)",
+            "content": {
+              "application/json": {
+                "schema": {
+                  "$ref": "#/components/schemas/ApiErrorDto"
+                }
+              }
+            }
+          },
+          "404": {
+            "description": "Not found",
+            "content": {
+              "application/json": {
+                "schema": {
+                  "$ref": "#/components/schemas/ApiErrorDto"
+                }
+              }
+            }
+          }
+        },
+        "security": [
+          {
+            "pireon-oauth": []
+          },
+          {
+            "pireon": []
+          },
+          {}
+        ],
+        "summary": "The project's tickets in the trash, newest first",
+        "tags": [
+          "Issues"
+        ]
+      }
+    },
     "/api/issues/bulk": {
       "post": {
         "description": "Each ticket goes through the normal rules (permissions, workflow, open sprints and releases) and may refuse on its own; the answer says which.",
@@ -10025,6 +10311,12 @@
               "$ref": "#/components/schemas/ChecklistItemDto"
             }
           },
+          "trashedAt": {
+            "type": "string",
+            "nullable": true,
+            "format": "date-time",
+            "description": "In the trash since then; null when it is not"
+          },
           "devLinks": {
             "description": "Commits, branches and pull requests that mention it",
             "type": "array",
@@ -10076,6 +10368,7 @@
           "parent",
           "rank",
           "checklist",
+          "trashedAt",
           "devLinks",
           "commentCount",
           "createdAt",

apps/api/schema.gql

@@ -439,6 +439,9 @@ type Issue {
   storyPoints: Int
   title: String!
 
+  """In the trash since then; null when it is not"""
+  trashedAt: String
+
   """A ticket type id of the project's settings"""
   type: String!
   updatedAt: String!
@@ -656,6 +659,9 @@ type Mutation {
   removeChecklistItem(issueId: ID!, itemId: ID!): CommandResult!
   removeProjectMember(projectId: ID!, userId: ID!): CommandResult!
 
+  """Back from the trash"""
+  restoreIssue(issueId: ID!): CommandResult!
+
   """Save the current board filters under a name (members of the project)"""
   saveFilter(input: SaveFilterInput!): ID!
 
@@ -675,6 +681,11 @@ type Mutation {
 
   """Send a ping now and tell how it went"""
   testWebhook(webhookId: ID!): WebhookDelivery!
+
+  """
+  To the trash (whoever opened it, or an owner/admin): hidden everywhere, deleted for good after 30 days
+  """
+  trashIssue(issueId: ID!): CommandResult!
   unlinkIssues(input: LinkIssuesInput!): CommandResult!
 
   """Stop following a ticket"""
@@ -937,6 +948,9 @@ type Query {
   """
   sprints(projectId: ID!): [Sprint!]!
 
+  """A project's tickets in the trash, newest first"""
+  trash(projectId: ID!): [Issue!]!
+
   """Planned releases of all my projects, soonest target date first"""
   upcomingReleases(limit: Int! = 10): [Release!]!
   user(id: String!): User

apps/mcp/src/app/api/taskstream.schema.ts

@@ -394,7 +394,11 @@ export interface paths {
         get: operations["IssuesController_findOne"];
         put?: never;
         post?: never;
-        delete?: never;
+        /**
+         * Move the ticket to the trash
+         * @description Whoever opened it, or an owner/admin. Hidden everywhere; restore it within 30 days or it is deleted for good.
+         */
+        delete: operations["IssuesController_trash"];
         options?: never;
         head?: never;
         /** Edit title, description, type, priority, area, labels… */
@@ -455,6 +459,40 @@ export interface paths {
         patch?: never;
         trace?: never;
     };
+    "/api/issues/{issue}/restore": {
+        parameters: {
+            query?: never;
+            header?: never;
+            path?: never;
+            cookie?: never;
+        };
+        get?: never;
+        put?: never;
+        /** Bring the ticket back from the trash */
+        post: operations["IssuesController_restore"];
+        delete?: never;
+        options?: never;
+        head?: never;
+        patch?: never;
+        trace?: never;
+    };
+    "/api/projects/{project}/trash": {
+        parameters: {
+            query?: never;
+            header?: never;
+            path?: never;
+            cookie?: never;
+        };
+        /** The project's tickets in the trash, newest first */
+        get: operations["IssuesController_trashed"];
+        put?: never;
+        post?: never;
+        delete?: never;
+        options?: never;
+        head?: never;
+        patch?: never;
+        trace?: never;
+    };
     "/api/issues/bulk": {
         parameters: {
             query?: never;
@@ -1674,6 +1712,11 @@ export interface components {
             /** @description Place in the backlog and its board column (ascending, as text) */
             rank: string;
             checklist: components["schemas"]["ChecklistItemDto"][];
+            /**
+             * Format: date-time
+             * @description In the trash since then; null when it is not
+             */
+            trashedAt: string | null;
             /** @description Commits, branches and pull requests that mention it */
             devLinks: components["schemas"]["DevLinkDto"][];
             commentCount: number;
@@ -4060,6 +4103,82 @@ export interface operations {
             };
         };
     };
+    IssuesController_trash: {
+        parameters: {
+            query?: never;
+            header?: never;
+            path: {
+                /** @description Ticket id or key */
+                issue: string;
+            };
+            cookie?: never;
+        };
+        requestBody?: never;
+        responses: {
+            200: {
+                headers: {
+                    [name: string]: unknown;
+                };
+                content: {
+                    "application/json": components["schemas"]["CommandResultDto"];
+                };
+            };
+            /** @description Invalid input */
+            400: {
+                headers: {
+                    [name: string]: unknown;
+                };
+                content: {
+                    "application/json": components["schemas"]["ApiErrorDto"];
+                };
+            };
+            /** @description Missing or rejected Pireon token */
+            401: {
+                headers: {
+                    [name: string]: unknown;
+                };
+                content: {
+                    "application/json": components["schemas"]["ApiErrorDto"];
+                };
+            };
+            /** @description Not a member of the project (or not allowed) */
+            403: {
+                headers: {
+                    [name: string]: unknown;
+                };
+                content: {
+                    "application/json": components["schemas"]["ApiErrorDto"];
+                };
+            };
+            /** @description Not found */
+            404: {
+                headers: {
+                    [name: string]: unknown;
+                };
+                content: {
+                    "application/json": components["schemas"]["ApiErrorDto"];
+                };
+            };
+            /** @description Someone changed it at the same time: retry */
+            409: {
+                headers: {
+                    [name: string]: unknown;
+                };
+                content: {
+                    "application/json": components["schemas"]["ApiErrorDto"];
+                };
+            };
+            /** @description Business rule (e.g. a transition the workflow forbids) */
+            422: {
+                headers: {
+                    [name: string]: unknown;
+                };
+                content: {
+                    "application/json": components["schemas"]["ApiErrorDto"];
+                };
+            };
+        };
+    };
     IssuesController_update: {
         parameters: {
             query?: never;
@@ -4380,6 +4499,140 @@ export interface operations {
             };
         };
     };
+    IssuesController_restore: {
+        parameters: {
+            query?: never;
+            header?: never;
+            path: {
+                /** @description Ticket id or key */
+                issue: string;
+            };
+            cookie?: never;
+        };
+        requestBody?: never;
+        responses: {
+            200: {
+                headers: {
+                    [name: string]: unknown;
+                };
+                content: {
+                    "application/json": components["schemas"]["CommandResultDto"];
+                };
+            };
+            /** @description Invalid input */
+            400: {
+                headers: {
+                    [name: string]: unknown;
+                };
+                content: {
+                    "application/json": components["schemas"]["ApiErrorDto"];
+                };
+            };
+            /** @description Missing or rejected Pireon token */
+            401: {
+                headers: {
+                    [name: string]: unknown;
+                };
+                content: {
+                    "application/json": components["schemas"]["ApiErrorDto"];
+                };
+            };
+            /** @description Not a member of the project (or not allowed) */
+            403: {
+                headers: {
+                    [name: string]: unknown;
+                };
+                content: {
+                    "application/json": components["schemas"]["ApiErrorDto"];
+                };
+            };
+            /** @description Not found */
+            404: {
+                headers: {
+                    [name: string]: unknown;
+                };
+                content: {
+                    "application/json": components["schemas"]["ApiErrorDto"];
+                };
+            };
+            /** @description Someone changed it at the same time: retry */
+            409: {
+                headers: {
+                    [name: string]: unknown;
+                };
+                content: {
+                    "application/json": components["schemas"]["ApiErrorDto"];
+                };
+            };
+            /** @description Business rule (e.g. a transition the workflow forbids) */
+            422: {
+                headers: {
+                    [name: string]: unknown;
+                };
+                content: {
+                    "application/json": components["schemas"]["ApiErrorDto"];
+                };
+            };
+        };
+    };
+    IssuesController_trashed: {
+        parameters: {
+            query?: never;
+            header?: never;
+            path: {
+                /** @description Project id or key */
+                project: string;
+            };
+            cookie?: never;
+        };
+        requestBody?: never;
+        responses: {
+            200: {
+                headers: {
+                    [name: string]: unknown;
+                };
+                content: {
+                    "application/json": components["schemas"]["IssueDto"][];
+                };
+            };
+            /** @description Invalid input */
+            400: {
+                headers: {
+                    [name: string]: unknown;
+                };
+                content: {
+                    "application/json": components["schemas"]["ApiErrorDto"];
+                };
+            };
+            /** @description Missing or rejected Pireon token */
+            401: {
+                headers: {
+                    [name: string]: unknown;
+                };
+                content: {
+                    "application/json": components["schemas"]["ApiErrorDto"];
+                };
+            };
+            /** @description Not a member of the project (or not allowed) */
+            403: {
+                headers: {
+                    [name: string]: unknown;
+                };
+                content: {
+                    "application/json": components["schemas"]["ApiErrorDto"];
+                };
+            };
+            /** @description Not found */
+            404: {
+                headers: {
+                    [name: string]: unknown;
+                };
+                content: {
+                    "application/json": components["schemas"]["ApiErrorDto"];
+                };
+            };
+        };
+    };
     IssuesController_bulkUpdate: {
         parameters: {
             query?: never;

apps/web/src/app/app.routes.spec.ts

@@ -32,6 +32,7 @@ describe('appRoutes', () => {
       'sprints',
       'roadmap',
       'epics',
+      'trash',
       'releases',
       'dashboard',
       'analytics',

docs/01-vision-general.md

@@ -20,6 +20,7 @@
 | 🎲 Estimación        | Puntos por ticket (escala 0-1-2-3-5-8-13-21) en la ficha, las tarjetas, las columnas y el backlog; velocidad por sprint y aviso si un sprint planificado supera la media  |
 | 🏃 Sprints           | Iteraciones con fechas y objetivo, una en curso por proyecto, con burndown (tickets o puntos) y traspaso de lo pendiente al cerrar                                        |
 | 📋 Backlog           | Lo pendiente de empezar, en el orden en que se va a coger; se reordena arrastrando y el tablero sigue ese orden                                                           |
+| 🗑️ Papelera          | Borrar un ticket lo manda a la papelera (quien lo abrió o un admin); se recupera durante 30 días y luego se borra del todo                                                |
 | ☑️ En bloque         | Selecciona varios tickets del backlog y cámbiales a la vez estado, persona, sprint, prioridad o etiqueta                                                                  |
 | ⌨️ Atajos y búsqueda | Ctrl/⌘ K o / busca tickets y proyectos de todos tus proyectos; `g b`, `g k`, `g s`, `g r` navegan, `c` crea, `e` edita, `?` los lista                                     |
 | 🗺️ Hoja de ruta      | Las épicas en el tiempo (fecha de inicio y límite), con los sprints y las releases como referencias                                                                       |

docs/03-api.md

@@ -167,6 +167,11 @@ stateDiagram-v2
   actor `system`); el mismo enlace solo vuelve a contar si cambia (una PR fusionada). Proyecto desconocido,
   integración apagada o firma mala responden igual: 403. El secreto vive en MongoDB (`git_integrations`), no en el
   event store.
+- **Papelera**: `trashIssue` / `DELETE /api/issues/{issue}` manda un ticket a la papelera (quien lo abrió o un owner/
+  admin; `IssueTrashedEvent`): desaparece del tablero, las búsquedas, las estadísticas y el progreso, y no se puede
+  cambiar hasta recuperarlo (`restoreIssue` / `POST …/restore`, `IssueRestoredEvent`). `trash(projectId)` /
+  `GET /api/projects/{project}/trash` los lista. A los `TRASH_DAYS` días (30) se borra del todo, con la cascada de
+  siempre: comentarios, enlaces y subtareas de vuelta al primer nivel.
 - **Edición en bloque**: `bulkUpdateIssues` / `POST /api/issues/bulk` aplica el mismo cambio (estado, persona o
   `unassign`, sprint o `noSprint`, release o `noRelease`, prioridad, etiquetas que añadir) a hasta 100 tickets. Cada
   uno pasa por los comandos normales (permisos, flujo, sprints y releases abiertos) y puede negarse sin parar al resto;

docs/07-despliegue.md

@@ -101,6 +101,7 @@ donde los lee Compose.
 | `WEBHOOKS_ALLOW_PRIVATE`                    | `false`                            | Deja que los webhooks salientes llamen a direcciones de esta máquina o de su red privada (apagado, un webhook podría alcanzar servicios internos) |
 | `REMINDERS_ENABLED`                         | `true`                             | Avisa cada hora de los tickets que vencen mañana, hoy o ya han vencido                                                                            |
 | `REMINDERS_TIMEZONE`                        | `Europe/Madrid`                    | Zona horaria en la que cambia el día para los recordatorios                                                                                       |
+| `TRASH_DAYS`                                | `30`                               | Días que un ticket pasa en la papelera antes de borrarse del todo                                                                                 |
 
 La web no tiene configuración de entorno: llama a la API en su mismo origen (`/api`, `/graphql`).
 

libs/api/tracker/application/src/lib/commands/command-handlers.ts

@@ -33,6 +33,7 @@ import { RankIssueCommandHandler } from './rank-issue.command-handler';
 import { WriteReleaseNotesCommandHandler } from './write-release-notes.command-handler';
 import { SPRINT_COMMAND_HANDLERS } from './sprint.command-handlers';
 import { BulkUpdateIssuesCommandHandler } from './bulk-update-issues';
+import { TRASH_HANDLERS } from './trash';
 import { DetachFromParentCommandHandler } from './detach-from-parent.command-handler';
 import {
   AddChecklistItemCommandHandler,
@@ -77,6 +78,7 @@ export const COMMAND_HANDLERS = [
   WriteReleaseNotesCommandHandler,
   ...SPRINT_COMMAND_HANDLERS,
   BulkUpdateIssuesCommandHandler,
+  ...TRASH_HANDLERS,
   AddChecklistItemCommandHandler,
   UpdateChecklistItemCommandHandler,
   RemoveChecklistItemCommandHandler,

libs/api/tracker/application/src/lib/commands/commands.spec.ts

@@ -78,6 +78,7 @@ import { DeleteCommentCommand } from './delete-comment.command';
 import { PublishReleaseCommand } from './publish-release.command';
 import { SetIssueReleaseCommand } from './set-issue-release.command';
 import { WriteAccess } from './write-access';
+import { RestoreIssueCommand, TrashIssueCommand } from './trash';
 import { BulkResult, BulkUpdateIssuesCommand } from './bulk-update-issues';
 import { UpdateProjectSettingsCommand } from './update-project-settings.command';
 import { ReadAccess } from '../queries/read-access';
@@ -666,6 +667,24 @@ describe('tracker commands (event sourced)', () => {
     ).rejects.toThrow(/Nothing to change/);
   });
 
+  it('sends tickets to the trash and back; trashed ones cannot change', async () => {
+    const { run, rehydrator } = await setup();
+    const projectId = await projectWithTeam(run);
+    const issue = await run(
+      new CreateIssueCommand('qa', projectId, IssueType.BUG, 'Crash', {}),
+    );
+    await expect(run(new TrashIssueCommand('dev', issue.id))).rejects.toThrow(
+      ForbiddenError,
+    );
+    await run(new TrashIssueCommand('qa', issue.id));
+    await expect(
+      run(new AssignIssueCommand('owner', issue.id, 'dev')),
+    ).rejects.toThrow(/trash/);
+    await run(new RestoreIssueCommand('owner', issue.id));
+    await run(new AssignIssueCommand('owner', issue.id, 'dev'));
+    expect((await rehydrator.rehydrate(issue.id, Issue)).trashedAt).toBeNull();
+  });
+
   it('does not let viewers modify tickets', async () => {
     const { run } = await setup();
     const projectId = await projectWithTeam(run);

libs/api/tracker/application/src/lib/commands/index.ts

@@ -36,3 +36,4 @@ export * from './rank-issue.command';
 export * from './sprint.commands';
 export * from './write-release-notes.command';
 export * from './bulk-update-issues';
+export * from './trash';

libs/api/tracker/application/src/lib/commands/trash.ts

@@ -0,0 +1,103 @@
+import {
+  Command,
+  CommandBus,
+  CommandHandler,
+  ICommandHandler,
+} from '@nestjs/cqrs';
+import { SYSTEM_ACTOR_ID } from '@task-stream/api/tracker/domain';
+import { FindIssuesRepository } from '../ports/find-issues.repository';
+import { CommandResult, ack } from './command-result';
+import { DeleteIssueCommand } from './delete-issue.command';
+import { WriteAccess } from './write-access';
+
+/** Days a ticket stays in the trash before it is deleted for good. */
+export const TRASH_DAYS = 30;
+
+export class TrashIssueCommand extends Command<CommandResult> {
+  constructor(
+    public readonly actorId: string,
+    public readonly issueId: string,
+  ) {
+    super();
+  }
+}
+
+export class RestoreIssueCommand extends Command<CommandResult> {
+  constructor(
+    public readonly actorId: string,
+    public readonly issueId: string,
+  ) {
+    super();
+  }
+}
+
+/** Scheduler only: deletes for good what went to the trash before `before`. */
+export class EmptyTrashCommand extends Command<number> {
+  constructor(public readonly before: string) {
+    super();
+  }
+}
+
+@CommandHandler(TrashIssueCommand)
+export class TrashIssueCommandHandler
+  implements ICommandHandler<TrashIssueCommand>
+{
+  constructor(private readonly access: WriteAccess) {}
+
+  async execute(command: TrashIssueCommand): Promise<CommandResult> {
+    const { issue, project } = await this.access.issueForContributor(
+      command.issueId,
+      command.actorId,
+    );
+    const role = project.roleOf(command.actorId);
+    issue.trash(command.actorId, role === 'OWNER' || role === 'ADMIN');
+    await issue.commitAndWait();
+    return ack(issue);
+  }
+}
+
+@CommandHandler(RestoreIssueCommand)
+export class RestoreIssueCommandHandler
+  implements ICommandHandler<RestoreIssueCommand>
+{
+  constructor(private readonly access: WriteAccess) {}
+
+  async execute(command: RestoreIssueCommand): Promise<CommandResult> {
+    const issue = await this.access.issue(command.issueId);
+    const project = await this.access.project(issue.projectId);
+    project.assertCanContribute(command.actorId);
+    const role = project.roleOf(command.actorId);
+    issue.restore(command.actorId, role === 'OWNER' || role === 'ADMIN');
+    await issue.commitAndWait();
+    return ack(issue);
+  }
+}
+
+/**
+ * Each deletion is the usual one: comments purged, links dropped and
+ * subtasks back to the top, by the sagas.
+ */
+@CommandHandler(EmptyTrashCommand)
+export class EmptyTrashCommandHandler
+  implements ICommandHandler<EmptyTrashCommand>
+{
+  constructor(
+    private readonly findIssues: FindIssuesRepository,
+    private readonly commandBus: CommandBus,
+  ) {}
+
+  async execute(command: EmptyTrashCommand): Promise<number> {
+    const old = await this.findIssues.findTrashedBefore(command.before);
+    for (const issue of old)
+      await this.commandBus.execute(
+        new DeleteIssueCommand(SYSTEM_ACTOR_ID, issue.id),
+      );
+    return old.length;
+  }
+}
+
+export const TRASH_HANDLERS = [
+  TrashIssueCommandHandler,
+  RestoreIssueCommandHandler,
+  EmptyTrashCommandHandler,
+];

libs/api/tracker/application/src/lib/commands/write-access.ts

@@ -67,6 +67,10 @@ export class WriteAccess {
     const issue = await this.issue(issueId);
     const project = await this.project(issue.projectId);
     project.assertCanContribute(actorId);
+    if (issue.trashedAt)
+      throw new BusinessRuleError(
+        `${issue.key} is in the trash: restore it to change it`,
+      );
     return { issue, project };
   }
 

libs/api/tracker/application/src/lib/event-handlers/activity-summary.ts

@@ -10,6 +10,8 @@ import {
   IssueChecklistItemUpdatedEvent,
   IssueParentChangedEvent,
   IssueDevLinkRecordedEvent,
+  IssueTrashedEvent,
+  IssueRestoredEvent,
   IssueCreatedEvent,
   IssueLinkedEvent,
   IssueLinkType,
@@ -163,6 +165,10 @@ export function describeEvent(
       ? `${actor} metió ${issueKey} en ${sprint}`
       : `${actor} sacó ${issueKey} de ${sprint}`;
   }
+  if (event instanceof IssueTrashedEvent)
+    return `${actor} movió ${issueKey} a la papelera`;
+  if (event instanceof IssueRestoredEvent)
+    return `${actor} recuperó ${issueKey} de la papelera`;
   if (event instanceof IssueDevLinkRecordedEvent) {
     const { kind, ref, state, author } = event.link;
     const who = author ? ` (${author})` : '';

libs/api/tracker/application/src/lib/event-handlers/activity.event-handler.ts

@@ -12,6 +12,8 @@ import {
   IssueChecklistItemUpdatedEvent,
   IssueParentChangedEvent,
   IssueDevLinkRecordedEvent,
+  IssueTrashedEvent,
+  IssueRestoredEvent,
   IssueCreatedEvent,
   IssueLinkedEvent,
   IssueReleaseChangedEvent,
@@ -70,6 +72,8 @@ import { versionOf } from './read-model-notifier';
   IssueAttachmentRemovedEvent,
   IssueParentChangedEvent,
   IssueDevLinkRecordedEvent,
+  IssueTrashedEvent,
+  IssueRestoredEvent,
   IssueChecklistItemAddedEvent,
   IssueChecklistItemUpdatedEvent,
   IssueChecklistItemRemovedEvent,

libs/api/tracker/application/src/lib/event-handlers/event-handlers.ts

@@ -34,6 +34,7 @@ import { IssueRankedEventHandler } from './issue-ranked.event-handler';
 import { SprintEventHandler } from './sprint.event-handler';
 import { ReleaseNotesWrittenEventHandler } from './release-notes-written.event-handler';
 import { IssueDevLinkRecordedEventHandler } from './issue-dev-link-recorded.event-handler';
+import { IssueTrashEventHandler } from './issue-trash.event-handler';
 import { IssueSprintChangedEventHandler } from './issue-sprint-changed.event-handler';
 
 /** Read-model projections (MongoDB) + realtime, fed by the EventsBridge. */
@@ -73,6 +74,7 @@ export const EVENT_HANDLERS = [
   SprintEventHandler,
   ReleaseNotesWrittenEventHandler,
   IssueDevLinkRecordedEventHandler,
+  IssueTrashEventHandler,
   IssueSprintChangedEventHandler,
 ];
 

libs/api/tracker/application/src/lib/event-handlers/issue-trash.event-handler.ts

@@ -0,0 +1,27 @@
+import { EventsHandler, IEventHandler } from '@nestjs/cqrs';
+import {
+  IssueRestoredEvent,
+  IssueTrashedEvent,
+} from '@task-stream/api/tracker/domain';
+import { UpsertMaterializedIssueRepository } from '../ports/upsert-materialized-issue.repository';
+import { ReadModelNotifier, versionOf } from './read-model-notifier';
+
+@EventsHandler(IssueTrashedEvent, IssueRestoredEvent)
+export class IssueTrashEventHandler
+  implements IEventHandler<IssueTrashedEvent | IssueRestoredEvent>
+{
+  constructor(
+    private readonly upsertMaterializedIssueRepository: UpsertMaterializedIssueRepository,
+    private readonly notifier: ReadModelNotifier,
+  ) {}
+
+  async handle(event: IssueTrashedEvent | IssueRestoredEvent) {
+    await this.upsertMaterializedIssueRepository.upsert({
+      id: event.aggregateId,
+      trashedAt: event instanceof IssueTrashedEvent ? event.occurredAt : null,
+      updatedAt: event.occurredAt,
+      version: versionOf(event),
+    });
+    await this.notifier.issue(event.aggregateId, event);
+  }
+}

libs/api/tracker/application/src/lib/issues.service.ts

@@ -16,6 +16,8 @@ import { DetachFileCommand } from './commands/detach-file.command';
 import { WatchIssueCommand } from './commands/watch-issue.command';
 import { SetIssueParentCommand } from './commands/set-issue-parent.command';
 import { RankIssueCommand } from './commands/rank-issue.command';
+import { RestoreIssueCommand, TrashIssueCommand } from './commands/trash';
+import { GetTrashQuery } from './queries/get-trash.query';
 import {
   BulkChange,
   BulkResult,
@@ -247,6 +249,22 @@ export class IssuesService {
     );
   }
 
+  /** To the trash (whoever opened it, or a manager); back with `restore`. */
+  trash(actorId: string, issueId: string): Promise<CommandResult> {
+    return this.commandBus.execute(new TrashIssueCommand(actorId, issueId));
+  }
+
+  restore(actorId: string, issueId: string): Promise<CommandResult> {
+    return this.commandBus.execute(new RestoreIssueCommand(actorId, issueId));
+  }
+
+  trashed(
+    viewerId: string | null,
+    projectId: string,
+  ): Promise<IssueReadModel[]> {
+    return this.queryBus.execute(new GetTrashQuery(viewerId, projectId));
+  }
+
   addChecklistItem(
     actorId: string,
     issueId: string,

libs/api/tracker/application/src/lib/ports/find-issues.repository.ts

@@ -66,6 +66,10 @@ export abstract class FindIssuesRepository {
   abstract findOpenAssignedTo(userId: string): Promise<IssueReadModel[]>;
   /** Unfinished tickets with someone on them, due on or before `day` (YYYY-MM-DD). */
   abstract findDueBy(day: string): Promise<IssueReadModel[]>;
+  /** The project's tickets in the trash, newest first. */
+  abstract findTrashed(projectId: string): Promise<IssueReadModel[]>;
+  /** Tickets that went to the trash before `before` (ISO), any project. */
+  abstract findTrashedBefore(before: string): Promise<IssueReadModel[]>;
   /** Every ticket of a project (statistics). */
   abstract findByProject(projectId: string): Promise<IssueReadModel[]>;
   /** Top-level tickets with others hanging from them, by key. */

libs/api/tracker/application/src/lib/queries/get-trash.query.ts

@@ -0,0 +1,29 @@
+import { IQueryHandler, Query, QueryHandler } from '@nestjs/cqrs';
+import { IssueReadModel } from '@task-stream/api/tracker/domain';
+import { FindIssuesRepository } from '../ports/find-issues.repository';
+import { ReadAccess } from './read-access';
+
+/** A project's tickets in the trash, newest first. */
+export class GetTrashQuery extends Query<IssueReadModel[]> {
+  constructor(
+    public readonly viewerId: string | null,
+    public readonly projectId: string,
+  ) {
+    super();
+  }
+}
+
+@QueryHandler(GetTrashQuery)
+export class GetTrashQueryHandler
+  implements IQueryHandler<GetTrashQuery, IssueReadModel[]>
+{
+  constructor(
+    private readonly findIssues: FindIssuesRepository,
+    private readonly access: ReadAccess,
+  ) {}
+
+  async execute(query: GetTrashQuery): Promise<IssueReadModel[]> {
+    await this.access.assertCanView(query.projectId, query.viewerId);
+    return this.findIssues.findTrashed(query.projectId);
+  }
+}

libs/api/tracker/application/src/lib/queries/index.ts

@@ -20,3 +20,4 @@ export * from './get-attachment.query';
 export * from './get-epics.query';
 export * from './sprint.queries';
 export * from './get-release-notes-draft.query';
+export * from './get-trash.query';

libs/api/tracker/application/src/lib/queries/query-handlers.ts

@@ -19,6 +19,7 @@ import { SearchIssuesQueryHandler } from './search-issues.query-handler';
 import { GetEpicsQueryHandler } from './get-epics.query-handler';
 import { SPRINT_QUERY_HANDLERS } from './sprint.queries';
 import { GetReleaseNotesDraftQueryHandler } from './get-release-notes-draft.query';
+import { GetTrashQueryHandler } from './get-trash.query';
 import { SearchMyIssuesQueryHandler } from './search-my-issues.query-handler';
 
 export const QUERY_HANDLERS = [
@@ -42,6 +43,7 @@ export const QUERY_HANDLERS = [
   GetEpicsQueryHandler,
   ...SPRINT_QUERY_HANDLERS,
   GetReleaseNotesDraftQueryHandler,
+  GetTrashQueryHandler,
   SearchMyIssuesQueryHandler,
   GetAttachmentQueryHandler,
 ];

libs/api/tracker/domain/src/lib/events/index.ts

@@ -39,3 +39,5 @@ export * from './sprint-deleted.event';
 export * from './issue-sprint-changed.event';
 export * from './release-notes-written.event';
 export * from './issue-dev-link-recorded.event';
+export * from './issue-trashed.event';
+export * from './issue-restored.event';

libs/api/tracker/domain/src/lib/events/issue-restored.event.ts

@@ -0,0 +1,10 @@
+import { AutowiredEvent } from '@task-stream/api/shared/domain';
+import { TrackerEvent } from './tracker.event';
+
+/** A ticket came back from the trash. */
+@AutowiredEvent
+export class IssueRestoredEvent extends TrackerEvent {
+  constructor(actorId: string, issueId: string, projectId: string) {
+    super(actorId, issueId, projectId);
+  }
+}

libs/api/tracker/domain/src/lib/events/issue-trashed.event.ts

@@ -0,0 +1,10 @@
+import { AutowiredEvent } from '@task-stream/api/shared/domain';
+import { TrackerEvent } from './tracker.event';
+
+/** A ticket went to the trash (it can come back for a while). */
+@AutowiredEvent
+export class IssueTrashedEvent extends TrackerEvent {
+  constructor(actorId: string, issueId: string, projectId: string) {
+    super(actorId, issueId, projectId);
+  }
+}

libs/api/tracker/domain/src/lib/issue/issue.spec.ts

@@ -279,6 +279,19 @@ describe('Issue', () => {
     });
   });
 
+  describe('trash', () => {
+    it('goes to the trash and back, by its reporter or a manager', () => {
+      const issue = newIssue();
+      expect(() => issue.trash('u-dev', false)).toThrow(ForbiddenError);
+      issue.trash('u-qa', false);
+      issue.trash('u-qa', false);
+      expect(replay(issue, Issue).rebuilt.trashedAt).not.toBeNull();
+      issue.restore('u-pm', true);
+      expect(issue.trashedAt).toBeNull();
+      expect(issue.getUncommittedEvents()).toHaveLength(3);
+    });
+  });
+
   describe('dates', () => {
     it('plans a start and a due date, never the wrong way round', () => {
       const issue = newIssue();

libs/api/tracker/domain/src/lib/issue/issue.ts

@@ -15,6 +15,8 @@ import { IssueDeletedEvent } from '../events/issue-deleted.event';
 import { IssueLinkedEvent } from '../events/issue-linked.event';
 import { IssueParentChangedEvent } from '../events/issue-parent-changed.event';
 import { IssueDevLinkRecordedEvent } from '../events/issue-dev-link-recorded.event';
+import { IssueRestoredEvent } from '../events/issue-restored.event';
+import { IssueTrashedEvent } from '../events/issue-trashed.event';
 import { IssueRankedEvent } from '../events/issue-ranked.event';
 import { IssueReleaseChangedEvent } from '../events/issue-release-changed.event';
 import { IssueSprintChangedEvent } from '../events/issue-sprint-changed.event';
@@ -122,6 +124,8 @@ export class Issue extends VersionedAggregateRoot implements IssueProps {
   public sprintId: string | null = null;
   /** Commits, branches and pull requests that mention it. */
   public devLinks: DevLink[] = [];
+  /** In the trash since then (null: not in it). */
+  public trashedAt: string | null = null;
   public createdAt!: string;
   public updatedAt!: string;
   public deleted = false;
@@ -454,6 +458,29 @@ export class Issue extends VersionedAggregateRoot implements IssueProps {
     return item;
   }
 
+  /**
+   * Sends it to the trash: hidden everywhere, back with `restore` until the
+   * trash is emptied. Whoever opened it, or whoever manages the project.
+   */
+  trash(actorId: string, canManage: boolean): void {
+    if (this.trashedAt) return;
+    this.assertMayTrash(actorId, canManage);
+    this.apply(new IssueTrashedEvent(actorId, this.id, this.projectId));
+  }
+
+  restore(actorId: string, canManage: boolean): void {
+    if (!this.trashedAt) return;
+    this.assertMayTrash(actorId, canManage);
+    this.apply(new IssueRestoredEvent(actorId, this.id, this.projectId));
+  }
+
+  private assertMayTrash(actorId: string, canManage: boolean): void {
+    if (actorId !== this.reporterId && !canManage)
+      throw new ForbiddenError(
+        'Only whoever opened a ticket, or a project admin, can delete it',
+      );
+  }
+
   /** Deletes the ticket (its project was deleted). Idempotent. */
   delete(actorId: string): void {
     if (this.deleted) return;
@@ -565,6 +592,14 @@ export class Issue extends VersionedAggregateRoot implements IssueProps {
     this.updatedAt = event.occurredAt;
   }
 
+  onIssueTrashedEvent(event: IssueTrashedEvent): void {
+    this.trashedAt = event.occurredAt;
+  }
+
+  onIssueRestoredEvent(): void {
+    this.trashedAt = null;
+  }
+
   onIssueDeletedEvent(): void {
     this.deleted = true;
   }

libs/api/tracker/domain/src/lib/read-models/issue.read-model.ts

@@ -87,6 +87,8 @@ export class IssueReadModel {
   checklist!: ChecklistItemReadModel[];
   /** Commits, branches and pull requests that mention it. */
   devLinks!: DevLink[];
+  /** In the trash since then (null: not in it). */
+  trashedAt!: string | null;
   commentCount!: number;
   createdAt!: string;
   updatedAt!: string;

libs/api/tracker/infrastructure/src/lib/mongo/find.repositories.ts

@@ -156,6 +156,7 @@ export class MongoFindIssuesRepository extends FindIssuesRepository {
     if (filter.projectIds.length === 0) return { items: [], total: 0 };
     const query: Record<string, unknown> = {
       projectId: { $in: filter.projectIds },
+      trashedAt: null,
     };
     if (filter.assigneeId) query['assignee.id'] = filter.assigneeId;
     if (filter.statuses?.length) query['status'] = { $in: filter.statuses };
@@ -195,7 +196,7 @@ export class MongoFindIssuesRepository extends FindIssuesRepository {
       byArea: { _id: string | null; count: number }[];
       byAssignee: { _id: UserRefReadModel | null; count: number }[];
     }>([
-      { $match: { projectId } },
+      { $match: { projectId, trashedAt: null } },
       {
         $facet: {
           total: [{ $count: 'count' }],
@@ -233,7 +234,11 @@ export class MongoFindIssuesRepository extends FindIssuesRepository {
 
   async findOpenAssignedTo(userId: string): Promise<IssueReadModel[]> {
     const docs = await this.issues
-      .find({ 'assignee.id': userId, statusCategory: { $nin: FINISHED } })
+      .find({
+        'assignee.id': userId,
+        statusCategory: { $nin: FINISHED },
+        trashedAt: null,
+      })
       .lean<IssueDoc[]>();
     return docs.map(issueFromDoc);
   }
@@ -242,6 +247,7 @@ export class MongoFindIssuesRepository extends FindIssuesRepository {
     const docs = await this.issues
       .find({
         dueDate: { $ne: null, $lte: `${day}\uffff` },
+        trashedAt: null,
         statusCategory: { $nin: FINISHED },
         $or: [{ assignee: { $ne: null } }, { 'watchers.0': { $exists: true } }],
       })
@@ -251,7 +257,26 @@ export class MongoFindIssuesRepository extends FindIssuesRepository {
   }
 
   async findByProject(projectId: string): Promise<IssueReadModel[]> {
-    const docs = await this.issues.find({ projectId }).lean<IssueDoc[]>();
+    const docs = await this.issues
+      .find({ projectId, trashedAt: null })
+      .lean<IssueDoc[]>();
+    return docs.map(issueFromDoc);
+  }
+
+  async findTrashed(projectId: string): Promise<IssueReadModel[]> {
+    const docs = await this.issues
+      .find({ projectId, trashedAt: { $ne: null } })
+      .sort({ trashedAt: -1 })
+      .limit(500)
+      .lean<IssueDoc[]>();
+    return docs.map(issueFromDoc);
+  }
+
+  async findTrashedBefore(before: string): Promise<IssueReadModel[]> {
+    const docs = await this.issues
+      .find({ trashedAt: { $ne: null, $lt: before } })
+      .limit(1000)
+      .lean<IssueDoc[]>();
     return docs.map(issueFromDoc);
   }
 
@@ -265,7 +290,13 @@ export class MongoFindIssuesRepository extends FindIssuesRepository {
       storyPoints: number;
       finishedStoryPoints: number;
     }>([
-      { $match: { projectId, 'parent.id': { $type: 'string' } } },
+      {
+        $match: {
+          projectId,
+          'parent.id': { $type: 'string' },
+          trashedAt: null,
+        },
+      },
       {
         $group: {
           _id: '$parent.id',
@@ -280,7 +311,11 @@ export class MongoFindIssuesRepository extends FindIssuesRepository {
     const progress = new Map(rows.map((row) => [row._id, row]));
     // Only the top of each tree: a ticket with subtasks under an epic is not one.
     const docs = await this.issues
-      .find({ _id: { $in: [...progress.keys()] }, 'parent.id': null })
+      .find({
+        _id: { $in: [...progress.keys()] },
+        'parent.id': null,
+        trashedAt: null,
+      })
       .sort({ number: 1 })
       .lean<IssueDoc[]>();
     return docs.map((doc) => {
@@ -311,7 +346,7 @@ export class MongoFindIssuesRepository extends FindIssuesRepository {
       storyPoints: number;
       finishedStoryPoints: number;
     }>([
-      { $match: { 'sprint.id': sprintId } },
+      { $match: { 'sprint.id': sprintId, trashedAt: null } },
       {
         $group: {
           _id: null,
@@ -338,7 +373,7 @@ export class MongoFindIssuesRepository extends FindIssuesRepository {
       _id: { status: string; category: StatusCategory };
       count: number;
     }>([
-      { $match: { 'release.id': releaseId } },
+      { $match: { 'release.id': releaseId, trashedAt: null } },
       {
         $group: {
           _id: { status: '$status', category: '$statusCategory' },
@@ -363,7 +398,11 @@ export class MongoFindIssuesRepository extends FindIssuesRepository {
 }
 
 function toMongoFilter(filter: IssueFilter): FilterQuery<IssueDoc> {
-  const query: FilterQuery<IssueDoc> = { projectId: filter.projectId };
+  // Tickets in the trash are only listed by the trash itself.
+  const query: FilterQuery<IssueDoc> = {
+    projectId: filter.projectId,
+    trashedAt: null,
+  };
   if (filter.statuses?.length) query.status = { $in: filter.statuses };
   if (filter.categories?.length)
     query['statusCategory'] = { $in: filter.categories };

libs/api/tracker/infrastructure/src/lib/mongo/read-model.schemas.ts

@@ -133,6 +133,7 @@ IssueSchema.index({ 'parent.id': 1 });
 IssueSchema.index({ projectId: 1, rank: 1 });
 IssueSchema.index({ 'release.id': 1 });
 IssueSchema.index({ 'sprint.id': 1 });
+IssueSchema.index({ trashedAt: 1 }, { sparse: true });
 IssueSchema.index({ title: 'text', description: 'text', key: 'text' });
 
 export const CommentSchema = new Schema<CommentDoc>(
@@ -285,6 +286,7 @@ export function issueFromDoc(doc: IssueDoc): IssueReadModel {
     startDate: rest.startDate ?? null,
     sprint: rest.sprint?.id ? rest.sprint : null,
     devLinks: rest.devLinks ?? [],
+    trashedAt: rest.trashedAt ?? null,
     checklist: rest.checklist ?? [],
   };
 }

libs/api/tracker/infrastructure/src/lib/notifications/trash.scheduler.ts

@@ -0,0 +1,60 @@
+import {
+  Injectable,
+  Logger,
+  OnApplicationBootstrap,
+  OnApplicationShutdown,
+} from '@nestjs/common';
+import { ConfigService } from '@nestjs/config';
+import { CommandBus } from '@nestjs/cqrs';
+import {
+  EmptyTrashCommand,
+  TRASH_DAYS,
+} from '@task-stream/api/tracker/application';
+
+const HOUR = 3_600_000;
+
+/**
+ * Deletes for good what has been in the trash longer than TRASH_DAYS (30
+ * by default), a few minutes after start and then every six hours.
+ */
+@Injectable()
+export class TrashScheduler
+  implements OnApplicationBootstrap, OnApplicationShutdown
+{
+  private readonly logger = new Logger(TrashScheduler.name);
+  private timers: ReturnType<typeof setTimeout>[] = [];
+
+  constructor(
+    private readonly commandBus: CommandBus,
+    private readonly config: ConfigService,
+  ) {}
+
+  onApplicationBootstrap(): void {
+    const first = setTimeout(() => void this.run(), 5 * 60_000);
+    const every = setInterval(() => void this.run(), 6 * HOUR);
+    first.unref?.();
+    every.unref?.();
+    this.timers = [first, every];
+  }
+
+  onApplicationShutdown(): void {
+    this.timers.forEach((timer) => clearTimeout(timer));
+  }
+
+  private async run(): Promise<void> {
+    const days =
+      Number(this.config.get('TRASH_DAYS') ?? TRASH_DAYS) || TRASH_DAYS;
+    const before = new Date(Date.now() - days * 24 * HOUR).toISOString();
+    try {
+      const deleted: number = await this.commandBus.execute(
+        new EmptyTrashCommand(before),
+      );
+      if (deleted)
+        this.logger.log(`Deleted ${deleted} ticket(s) from the trash`);
+    } catch (error) {
+      this.logger.warn(
+        `Emptying the trash failed: ${(error as Error).message}`,
+      );
+    }
+  }
+}

libs/api/tracker/infrastructure/src/lib/tracker-infrastructure.module.ts

@@ -54,6 +54,7 @@ import {
 import { StatusCategoryBackfill } from './mongo/status-category.backfill';
 import { RankBackfill } from './mongo/rank.backfill';
 import { ReminderScheduler } from './notifications/reminder.scheduler';
+import { TrashScheduler } from './notifications/trash.scheduler';
 import { LOOKUP_ENTITIES } from './postgres/lookup.entities';
 import {
   PostgresIssueNumbersRepository,
@@ -159,6 +160,7 @@ const PORTS = [
     StatusCategoryBackfill,
     RankBackfill,
     ReminderScheduler,
+    TrashScheduler,
   ],
   exports: PORTS.map((port) => port.provide),
 })

libs/api/tracker/presenters/src/lib/graphql/issue.resolver.ts

@@ -290,6 +290,36 @@ export class IssueResolver {
     );
   }
 
+  @Mutation(() => CommandResultGql, {
+    description:
+      'To the trash (whoever opened it, or an owner/admin): hidden everywhere, deleted for good after 30 days',
+  })
+  trashIssue(
+    @CurrentUser() me: User,
+    @Args('issueId', { type: () => ID }) issueId: string,
+  ) {
+    return this.issuesService.trash(me.id, issueId);
+  }
+
+  @Mutation(() => CommandResultGql, { description: 'Back from the trash' })
+  restoreIssue(
+    @CurrentUser() me: User,
+    @Args('issueId', { type: () => ID }) issueId: string,
+  ) {
+    return this.issuesService.restore(me.id, issueId);
+  }
+
+  @OptionalAuth()
+  @Query(() => [IssueGql], {
+    description: "A project's tickets in the trash, newest first",
+  })
+  trash(
+    @CurrentUser() me: User | undefined,
+    @Args('projectId', { type: () => ID }) projectId: string,
+  ) {
+    return this.issuesService.trashed(viewerOf(me), projectId);
+  }
+
   @Mutation(() => BulkResultGql, {
     description:
       'The same change on up to 100 tickets; each goes through the normal rules and may refuse on its own',

libs/api/tracker/presenters/src/lib/graphql/types.ts

@@ -342,6 +342,11 @@ export class IssueGql {
   })
   rank!: string;
   @Field(() => [ChecklistItemGql]) checklist!: ChecklistItemGql[];
+  @Field(() => String, {
+    nullable: true,
+    description: 'In the trash since then; null when it is not',
+  })
+  trashedAt!: string | null;
   @Field(() => [DevLinkGql], {
     description: 'Commits, branches and pull requests that mention it',
   })

libs/api/tracker/presenters/src/lib/http/dto/responses.dto.ts

@@ -309,6 +309,13 @@ export class IssueDto {
   })
   rank!: string;
   @ApiProperty({ type: [ChecklistItemDto] }) checklist!: ChecklistItemDto[];
+  @ApiProperty({
+    type: String,
+    nullable: true,
+    format: 'date-time',
+    description: 'In the trash since then; null when it is not',
+  })
+  trashedAt!: string | null;
   @ApiProperty({
     type: [DevLinkDto],
     description: 'Commits, branches and pull requests that mention it',

libs/api/tracker/presenters/src/lib/http/issues.controller.ts

@@ -311,6 +311,47 @@ export class IssuesController {
     );
   }
 
+  @Delete('issues/:issue')
+  @ISSUE
+  @ApiOperation({
+    summary: 'Move the ticket to the trash',
+    description:
+      'Whoever opened it, or an owner/admin. Hidden everywhere; restore it within 30 days or it is deleted for good.',
+  })
+  @ApiOkResponse({ type: CommandResultDto })
+  @ApiCommandErrors()
+  async trash(@CurrentUser() me: User, @Param('issue') issue: string) {
+    return this.issues.trash(me.id, await this.refs.issueId(me.id, issue));
+  }
+
+  @Post('issues/:issue/restore')
+  @HttpCode(200)
+  @ISSUE
+  @ApiOperation({ summary: 'Bring the ticket back from the trash' })
+  @ApiOkResponse({ type: CommandResultDto })
+  @ApiCommandErrors()
+  async restore(@CurrentUser() me: User, @Param('issue') issue: string) {
+    return this.issues.restore(me.id, await this.refs.issueId(me.id, issue));
+  }
+
+  @Get('projects/:project/trash')
+  @ApiOptionalPireonAuth()
+  @PROJECT
+  @ApiOperation({ summary: "The project's tickets in the trash, newest first" })
+  @ApiOkResponse({ type: [IssueDto] })
+  @ApiReadErrors()
+  async trashed(
+    @CurrentUser() me: User | undefined,
+    @Param('project') project: string,
+  ) {
+    return this.refs.issueDtos(
+      await this.issues.trashed(
+        viewerOf(me),
+        await this.refs.projectId(viewerOf(me), project),
+      ),
+    );
+  }
+
   @Post('issues/bulk')
   @HttpCode(200)
   @ApiOperation({

libs/web/tracker/application/src/lib/events/issue.events.ts

@@ -41,6 +41,7 @@ export const issuePageEvents = eventGroup({
       files?: File[];
     }>(),
     watchRequested: type<{ issueId: string; watching: boolean }>(),
+    trashRequested: type<{ issueId: string; trashed: boolean }>(),
     /** Place the ticket under another one by its key (e.g. WEB-3); null: out. */
     parentRequested: type<{ issueId: string; parentKey: string | null }>(),
     subtaskCreateRequested: type<{

libs/web/tracker/application/src/lib/facades/issue.facade.ts

@@ -99,6 +99,13 @@ export class IssueFacade {
     );
   }
 
+  /** To the trash (true) or back from it (false). */
+  setTrashed(trashed: boolean): void {
+    this.withIssue((issueId) =>
+      this.dispatch.trashRequested({ issueId, trashed }),
+    );
+  }
+
   /** Follow the ticket (or stop): be told when it moves or gets a comment. */
   setWatching(watching: boolean): void {
     this.withIssue((issueId) =>

libs/web/tracker/application/src/lib/stores/issue.store.ts

@@ -280,6 +280,22 @@ export const IssueStore = signalStore(
                 ),
               ),
             ),
+          events
+            .on(issuePageEvents.trashRequested)
+            .pipe(
+              mergeMap(({ payload }) =>
+                runCommand(
+                  payload.trashed
+                    ? issues.trash(payload.issueId)
+                    : issues.restore(payload.issueId),
+                  payload.trashed
+                    ? 'Ticket en la papelera'
+                    : 'Ticket recuperado',
+                  done,
+                  failed,
+                ),
+              ),
+            ),
           events
             .on(issuePageEvents.watchRequested)
             .pipe(

libs/web/tracker/domain/src/lib/models/models.ts

@@ -119,6 +119,8 @@ export interface IssueSummary {
   /** Planned start and end (`YYYY-MM-DD`), for the roadmap. */
   startDate: string | null;
   dueDate: string | null;
+  /** In the trash since then (null: not in it). */
+  trashedAt: string | null;
   commentCount: number;
   updatedAt: string;
   version: number;

libs/web/tracker/domain/src/lib/ports/gateways.ts

@@ -115,6 +115,11 @@ export abstract class IssuesGateway {
     parentId: string | null,
   ): Observable<CommandResult>;
   abstract epics(projectId: string): Observable<Epic[]>;
+  /** To the trash (whoever opened it, or a manager). */
+  abstract trash(issueId: string): Observable<CommandResult>;
+  abstract restore(issueId: string): Observable<CommandResult>;
+  /** The project's tickets in the trash, newest first. */
+  abstract trashed(projectId: string): Observable<IssueSummary[]>;
   /** The same change on several tickets; each may refuse on its own. */
   abstract bulkUpdate(
     issueIds: string[],

libs/web/tracker/infrastructure/src/lib/adapters/graphql-issues.gateway.ts

@@ -32,6 +32,9 @@ import {
   MyIssuesDocument,
   RankIssueDocument,
   RemoveChecklistItemDocument,
+  RestoreIssueDocument,
+  TrashDocument,
+  TrashIssueDocument,
   SearchIssuesDocument,
   SetIssueParentDocument,
   SetIssueReleaseDocument,
@@ -180,6 +183,24 @@ export class GraphqlIssuesGateway extends IssuesGateway {
     );
   }
 
+  trash(issueId: string): Observable<CommandResult> {
+    return this.gql
+      .mutate(TrashIssueDocument, { issueId })
+      .pipe(map((d) => toCommandResult(d.trashIssue)));
+  }
+
+  restore(issueId: string): Observable<CommandResult> {
+    return this.gql
+      .mutate(RestoreIssueDocument, { issueId })
+      .pipe(map((d) => toCommandResult(d.restoreIssue)));
+  }
+
+  trashed(projectId: string): Observable<IssueSummary[]> {
+    return this.gql
+      .query(TrashDocument, { projectId })
+      .pipe(map((d) => d.trash.map(toIssueSummary)));
+  }
+
   bulkUpdate(issueIds: string[], change: BulkChange): Observable<BulkResult> {
     return this.gql
       .mutate(BulkUpdateIssuesDocument, {

libs/web/tracker/infrastructure/src/lib/graphql/fragments.graphql

@@ -87,6 +87,7 @@ fragment IssueSummaryFields on Issue {
   storyPoints
   startDate
   dueDate
+  trashedAt
 }
 
 fragment IssueFields on Issue {

libs/web/tracker/infrastructure/src/lib/graphql/generated.ts

@@ -481,6 +481,7 @@ export type IssueSummaryFieldsFragment = {
   storyPoints: number | null;
   startDate: string | null;
   dueDate: string | null;
+  trashedAt: string | null;
   assignee: { id: string; name: string } | null;
   release: { id: string; name: string } | null;
   sprint: { id: string; name: string } | null;
@@ -509,6 +510,7 @@ export type IssueFieldsFragment = {
   storyPoints: number | null;
   startDate: string | null;
   dueDate: string | null;
+  trashedAt: string | null;
   reporter: { id: string; name: string };
   links: Array<{
     type: IssueLinkType;
@@ -652,6 +654,7 @@ export type BoardQuery = {
         storyPoints: number | null;
         startDate: string | null;
         dueDate: string | null;
+        trashedAt: string | null;
         assignee: { id: string; name: string } | null;
         release: { id: string; name: string } | null;
         sprint: { id: string; name: string } | null;
@@ -688,6 +691,7 @@ export type IssueQuery = {
     storyPoints: number | null;
     startDate: string | null;
     dueDate: string | null;
+    trashedAt: string | null;
     reporter: { id: string; name: string };
     links: Array<{
       type: IssueLinkType;
@@ -747,6 +751,7 @@ export type SearchIssuesQuery = {
       storyPoints: number | null;
       startDate: string | null;
       dueDate: string | null;
+      trashedAt: string | null;
       assignee: { id: string; name: string } | null;
       release: { id: string; name: string } | null;
       sprint: { id: string; name: string } | null;
@@ -903,6 +908,7 @@ export type MyIssuesQuery = {
       storyPoints: number | null;
       startDate: string | null;
       dueDate: string | null;
+      trashedAt: string | null;
       assignee: { id: string; name: string } | null;
       release: { id: string; name: string } | null;
       sprint: { id: string; name: string } | null;
@@ -935,6 +941,7 @@ export type IssueChildrenQuery = {
       storyPoints: number | null;
       startDate: string | null;
       dueDate: string | null;
+      trashedAt: string | null;
       assignee: { id: string; name: string } | null;
       release: { id: string; name: string } | null;
       sprint: { id: string; name: string } | null;
@@ -967,6 +974,7 @@ export type EpicsQuery = {
       storyPoints: number | null;
       startDate: string | null;
       dueDate: string | null;
+      trashedAt: string | null;
       assignee: { id: string; name: string } | null;
       release: { id: string; name: string } | null;
       sprint: { id: string; name: string } | null;
@@ -1041,6 +1049,7 @@ export type BacklogQuery = {
       storyPoints: number | null;
       startDate: string | null;
       dueDate: string | null;
+      trashedAt: string | null;
       assignee: { id: string; name: string } | null;
       release: { id: string; name: string } | null;
       sprint: { id: string; name: string } | null;
@@ -1068,6 +1077,53 @@ export type BulkUpdateIssuesMutation = {
   };
 };
 
+export type TrashIssueMutationVariables = Exact<{
+  issueId: string;
+}>;
+
+export type TrashIssueMutation = {
+  trashIssue: { id: string; key: string | null; version: number };
+};
+
+export type RestoreIssueMutationVariables = Exact<{
+  issueId: string;
+}>;
+
+export type RestoreIssueMutation = {
+  restoreIssue: { id: string; key: string | null; version: number };
+};
+
+export type TrashQueryVariables = Exact<{
+  projectId: string;
+}>;
+
+export type TrashQuery = {
+  trash: Array<{
+    id: string;
+    projectId: string;
+    key: string;
+    type: string;
+    area: string | null;
+    title: string;
+    status: string;
+    statusCategory: StatusCategory;
+    priority: IssuePriority;
+    labels: Array<string>;
+    commentCount: number;
+    updatedAt: string;
+    version: number;
+    rank: string;
+    storyPoints: number | null;
+    startDate: string | null;
+    dueDate: string | null;
+    trashedAt: string | null;
+    assignee: { id: string; name: string } | null;
+    release: { id: string; name: string } | null;
+    sprint: { id: string; name: string } | null;
+    parent: { id: string; key: string; title: string } | null;
+  }>;
+};
+
 export type NotificationFieldsFragment = {
   id: string;
   kind: NotificationKind;
@@ -1714,6 +1770,7 @@ export type IssueChangedSubscription = {
       storyPoints: number | null;
       startDate: string | null;
       dueDate: string | null;
+      trashedAt: string | null;
       assignee: { id: string; name: string } | null;
       release: { id: string; name: string } | null;
       sprint: { id: string; name: string } | null;
@@ -2323,6 +2380,7 @@ export const IssueSummaryFieldsFragmentDoc = {
           { kind: 'Field', name: { kind: 'Name', value: 'storyPoints' } },
           { kind: 'Field', name: { kind: 'Name', value: 'startDate' } },
           { kind: 'Field', name: { kind: 'Name', value: 'dueDate' } },
+          { kind: 'Field', name: { kind: 'Name', value: 'trashedAt' } },
         ],
       },
     },
@@ -2555,6 +2613,7 @@ export const IssueFieldsFragmentDoc = {
           { kind: 'Field', name: { kind: 'Name', value: 'storyPoints' } },
           { kind: 'Field', name: { kind: 'Name', value: 'startDate' } },
           { kind: 'Field', name: { kind: 'Name', value: 'dueDate' } },
+          { kind: 'Field', name: { kind: 'Name', value: 'trashedAt' } },
         ],
       },
     },
@@ -4010,6 +4069,7 @@ export const BoardDocument = {
           { kind: 'Field', name: { kind: 'Name', value: 'storyPoints' } },
           { kind: 'Field', name: { kind: 'Name', value: 'startDate' } },
           { kind: 'Field', name: { kind: 'Name', value: 'dueDate' } },
+          { kind: 'Field', name: { kind: 'Name', value: 'trashedAt' } },
         ],
       },
     },
@@ -4156,6 +4216,7 @@ export const IssueDocument = {
           { kind: 'Field', name: { kind: 'Name', value: 'storyPoints' } },
           { kind: 'Field', name: { kind: 'Name', value: 'startDate' } },
           { kind: 'Field', name: { kind: 'Name', value: 'dueDate' } },
+          { kind: 'Field', name: { kind: 'Name', value: 'trashedAt' } },
         ],
       },
     },
@@ -4436,6 +4497,7 @@ export const SearchIssuesDocument = {
           { kind: 'Field', name: { kind: 'Name', value: 'storyPoints' } },
           { kind: 'Field', name: { kind: 'Name', value: 'startDate' } },
           { kind: 'Field', name: { kind: 'Name', value: 'dueDate' } },
+          { kind: 'Field', name: { kind: 'Name', value: 'trashedAt' } },
         ],
       },
     },
@@ -5682,6 +5744,7 @@ export const MyIssuesDocument = {
           { kind: 'Field', name: { kind: 'Name', value: 'storyPoints' } },
           { kind: 'Field', name: { kind: 'Name', value: 'startDate' } },
           { kind: 'Field', name: { kind: 'Name', value: 'dueDate' } },
+          { kind: 'Field', name: { kind: 'Name', value: 'trashedAt' } },
         ],
       },
     },
@@ -5842,6 +5905,7 @@ export const IssueChildrenDocument = {
           { kind: 'Field', name: { kind: 'Name', value: 'storyPoints' } },
           { kind: 'Field', name: { kind: 'Name', value: 'startDate' } },
           { kind: 'Field', name: { kind: 'Name', value: 'dueDate' } },
+          { kind: 'Field', name: { kind: 'Name', value: 'trashedAt' } },
         ],
       },
     },
@@ -6020,6 +6084,7 @@ export const EpicsDocument = {
           { kind: 'Field', name: { kind: 'Name', value: 'storyPoints' } },
           { kind: 'Field', name: { kind: 'Name', value: 'startDate' } },
           { kind: 'Field', name: { kind: 'Name', value: 'dueDate' } },
+          { kind: 'Field', name: { kind: 'Name', value: 'trashedAt' } },
         ],
       },
     },
@@ -6502,6 +6567,7 @@ export const BacklogDocument = {
           { kind: 'Field', name: { kind: 'Name', value: 'storyPoints' } },
           { kind: 'Field', name: { kind: 'Name', value: 'startDate' } },
           { kind: 'Field', name: { kind: 'Name', value: 'dueDate' } },
+          { kind: 'Field', name: { kind: 'Name', value: 'trashedAt' } },
         ],
       },
     },
@@ -6646,6 +6712,287 @@ export const BulkUpdateIssuesDocument = {
   BulkUpdateIssuesMutation,
   BulkUpdateIssuesMutationVariables
 >;
+export const TrashIssueDocument = {
+  kind: 'Document',
+  definitions: [
+    {
+      kind: 'OperationDefinition',
+      operation: 'mutation',
+      name: { kind: 'Name', value: 'TrashIssue' },
+      variableDefinitions: [
+        {
+          kind: 'VariableDefinition',
+          variable: {
+            kind: 'Variable',
+            name: { kind: 'Name', value: 'issueId' },
+          },
+          type: {
+            kind: 'NonNullType',
+            type: { kind: 'NamedType', name: { kind: 'Name', value: 'ID' } },
+          },
+        },
+      ],
+      selectionSet: {
+        kind: 'SelectionSet',
+        selections: [
+          {
+            kind: 'Field',
+            name: { kind: 'Name', value: 'trashIssue' },
+            arguments: [
+              {
+                kind: 'Argument',
+                name: { kind: 'Name', value: 'issueId' },
+                value: {
+                  kind: 'Variable',
+                  name: { kind: 'Name', value: 'issueId' },
+                },
+              },
+            ],
+            selectionSet: {
+              kind: 'SelectionSet',
+              selections: [
+                {
+                  kind: 'FragmentSpread',
+                  name: { kind: 'Name', value: 'CommandResultFields' },
+                },
+              ],
+            },
+          },
+        ],
+      },
+    },
+    {
+      kind: 'FragmentDefinition',
+      name: { kind: 'Name', value: 'CommandResultFields' },
+      typeCondition: {
+        kind: 'NamedType',
+        name: { kind: 'Name', value: 'CommandResult' },
+      },
+      selectionSet: {
+        kind: 'SelectionSet',
+        selections: [
+          { kind: 'Field', name: { kind: 'Name', value: 'id' } },
+          { kind: 'Field', name: { kind: 'Name', value: 'key' } },
+          { kind: 'Field', name: { kind: 'Name', value: 'version' } },
+        ],
+      },
+    },
+  ],
+} as unknown as DocumentNode<TrashIssueMutation, TrashIssueMutationVariables>;
+export const RestoreIssueDocument = {
+  kind: 'Document',
+  definitions: [
+    {
+      kind: 'OperationDefinition',
+      operation: 'mutation',
+      name: { kind: 'Name', value: 'RestoreIssue' },
+      variableDefinitions: [
+        {
+          kind: 'VariableDefinition',
+          variable: {
+            kind: 'Variable',
+            name: { kind: 'Name', value: 'issueId' },
+          },
+          type: {
+            kind: 'NonNullType',
+            type: { kind: 'NamedType', name: { kind: 'Name', value: 'ID' } },
+          },
+        },
+      ],
+      selectionSet: {
+        kind: 'SelectionSet',
+        selections: [
+          {
+            kind: 'Field',
+            name: { kind: 'Name', value: 'restoreIssue' },
+            arguments: [
+              {
+                kind: 'Argument',
+                name: { kind: 'Name', value: 'issueId' },
+                value: {
+                  kind: 'Variable',
+                  name: { kind: 'Name', value: 'issueId' },
+                },
+              },
+            ],
+            selectionSet: {
+              kind: 'SelectionSet',
+              selections: [
+                {
+                  kind: 'FragmentSpread',
+                  name: { kind: 'Name', value: 'CommandResultFields' },
+                },
+              ],
+            },
+          },
+        ],
+      },
+    },
+    {
+      kind: 'FragmentDefinition',
+      name: { kind: 'Name', value: 'CommandResultFields' },
+      typeCondition: {
+        kind: 'NamedType',
+        name: { kind: 'Name', value: 'CommandResult' },
+      },
+      selectionSet: {
+        kind: 'SelectionSet',
+        selections: [
+          { kind: 'Field', name: { kind: 'Name', value: 'id' } },
+          { kind: 'Field', name: { kind: 'Name', value: 'key' } },
+          { kind: 'Field', name: { kind: 'Name', value: 'version' } },
+        ],
+      },
+    },
+  ],
+} as unknown as DocumentNode<
+  RestoreIssueMutation,
+  RestoreIssueMutationVariables
+>;
+export const TrashDocument = {
+  kind: 'Document',
+  definitions: [
+    {
+      kind: 'OperationDefinition',
+      operation: 'query',
+      name: { kind: 'Name', value: 'Trash' },
+      variableDefinitions: [
+        {
+          kind: 'VariableDefinition',
+          variable: {
+            kind: 'Variable',
+            name: { kind: 'Name', value: 'projectId' },
+          },
+          type: {
+            kind: 'NonNullType',
+            type: { kind: 'NamedType', name: { kind: 'Name', value: 'ID' } },
+          },
+        },
+      ],
+      selectionSet: {
+        kind: 'SelectionSet',
+        selections: [
+          {
+            kind: 'Field',
+            name: { kind: 'Name', value: 'trash' },
+            arguments: [
+              {
+                kind: 'Argument',
+                name: { kind: 'Name', value: 'projectId' },
+                value: {
+                  kind: 'Variable',
+                  name: { kind: 'Name', value: 'projectId' },
+                },
+              },
+            ],
+            selectionSet: {
+              kind: 'SelectionSet',
+              selections: [
+                {
+                  kind: 'FragmentSpread',
+                  name: { kind: 'Name', value: 'IssueSummaryFields' },
+                },
+              ],
+            },
+          },
+        ],
+      },
+    },
+    {
+      kind: 'FragmentDefinition',
+      name: { kind: 'Name', value: 'UserRefFields' },
+      typeCondition: {
+        kind: 'NamedType',
+        name: { kind: 'Name', value: 'UserRef' },
+      },
+      selectionSet: {
+        kind: 'SelectionSet',
+        selections: [
+          { kind: 'Field', name: { kind: 'Name', value: 'id' } },
+          { kind: 'Field', name: { kind: 'Name', value: 'name' } },
+        ],
+      },
+    },
+    {
+      kind: 'FragmentDefinition',
+      name: { kind: 'Name', value: 'IssueSummaryFields' },
+      typeCondition: {
+        kind: 'NamedType',
+        name: { kind: 'Name', value: 'Issue' },
+      },
+      selectionSet: {
+        kind: 'SelectionSet',
+        selections: [
+          { kind: 'Field', name: { kind: 'Name', value: 'id' } },
+          { kind: 'Field', name: { kind: 'Name', value: 'projectId' } },
+          { kind: 'Field', name: { kind: 'Name', value: 'key' } },
+          { kind: 'Field', name: { kind: 'Name', value: 'type' } },
+          { kind: 'Field', name: { kind: 'Name', value: 'area' } },
+          { kind: 'Field', name: { kind: 'Name', value: 'title' } },
+          { kind: 'Field', name: { kind: 'Name', value: 'status' } },
+          { kind: 'Field', name: { kind: 'Name', value: 'statusCategory' } },
+          { kind: 'Field', name: { kind: 'Name', value: 'priority' } },
+          { kind: 'Field', name: { kind: 'Name', value: 'labels' } },
+          { kind: 'Field', name: { kind: 'Name', value: 'commentCount' } },
+          { kind: 'Field', name: { kind: 'Name', value: 'updatedAt' } },
+          { kind: 'Field', name: { kind: 'Name', value: 'version' } },
+          {
+            kind: 'Field',
+            name: { kind: 'Name', value: 'assignee' },
+            selectionSet: {
+              kind: 'SelectionSet',
+              selections: [
+                {
+                  kind: 'FragmentSpread',
+                  name: { kind: 'Name', value: 'UserRefFields' },
+                },
+              ],
+            },
+          },
+          {
+            kind: 'Field',
+            name: { kind: 'Name', value: 'release' },
+            selectionSet: {
+              kind: 'SelectionSet',
+              selections: [
+                { kind: 'Field', name: { kind: 'Name', value: 'id' } },
+                { kind: 'Field', name: { kind: 'Name', value: 'name' } },
+              ],
+            },
+          },
+          {
+            kind: 'Field',
+            name: { kind: 'Name', value: 'sprint' },
+            selectionSet: {
+              kind: 'SelectionSet',
+              selections: [
+                { kind: 'Field', name: { kind: 'Name', value: 'id' } },
+                { kind: 'Field', name: { kind: 'Name', value: 'name' } },
+              ],
+            },
+          },
+          {
+            kind: 'Field',
+            name: { kind: 'Name', value: 'parent' },
+            selectionSet: {
+              kind: 'SelectionSet',
+              selections: [
+                { kind: 'Field', name: { kind: 'Name', value: 'id' } },
+                { kind: 'Field', name: { kind: 'Name', value: 'key' } },
+                { kind: 'Field', name: { kind: 'Name', value: 'title' } },
+              ],
+            },
+          },
+          { kind: 'Field', name: { kind: 'Name', value: 'rank' } },
+          { kind: 'Field', name: { kind: 'Name', value: 'storyPoints' } },
+          { kind: 'Field', name: { kind: 'Name', value: 'startDate' } },
+          { kind: 'Field', name: { kind: 'Name', value: 'dueDate' } },
+          { kind: 'Field', name: { kind: 'Name', value: 'trashedAt' } },
+        ],
+      },
+    },
+  ],
+} as unknown as DocumentNode<TrashQuery, TrashQueryVariables>;
 export const MyNotificationsDocument = {
   kind: 'Document',
   definitions: [
@@ -10421,6 +10768,7 @@ export const IssueChangedDocument = {
           { kind: 'Field', name: { kind: 'Name', value: 'storyPoints' } },
           { kind: 'Field', name: { kind: 'Name', value: 'startDate' } },
           { kind: 'Field', name: { kind: 'Name', value: 'dueDate' } },
+          { kind: 'Field', name: { kind: 'Name', value: 'trashedAt' } },
         ],
       },
     },

libs/web/tracker/infrastructure/src/lib/graphql/issues.graphql

@@ -221,3 +221,21 @@ mutation BulkUpdateIssues($input: BulkUpdateIssuesInput!) {
     }
   }
 }
+
+mutation TrashIssue($issueId: ID!) {
+  trashIssue(issueId: $issueId) {
+    ...CommandResultFields
+  }
+}
+
+mutation RestoreIssue($issueId: ID!) {
+  restoreIssue(issueId: $issueId) {
+    ...CommandResultFields
+  }
+}
+
+query Trash($projectId: ID!) {
+  trash(projectId: $projectId) {
+    ...IssueSummaryFields
+  }
+}

libs/web/tracker/presenters/src/lib/pages/backlog.page.ts

@@ -223,6 +223,9 @@ const NOBODY = '__none__';
         description="Los tickets nuevos aparecen aquí, al final, hasta que alguien los coge."
       />
     }
+    <p class="ts-backlog__trash">
+      <a class="ts-plain-link" routerLink="../trash">Papelera</a>
+    </p>
   `,
   styles: `
     .ts-backlog {
@@ -275,6 +278,11 @@ const NOBODY = '__none__';
       align-items: center;
       font-size: 0.875rem;
     }
+    .ts-backlog__trash {
+      margin: 1rem 0 0;
+      font-size: 0.875rem;
+      text-align: right;
+    }
     .ts-backlog__pos {
       color: var(--ts-muted);
       font-size: 0.75rem;

libs/web/tracker/presenters/src/lib/pages/issue.page.scss

@@ -520,3 +520,14 @@ a.ts-key {
 .ts-dev__when {
   font-size: 0.8125rem;
 }
+
+.ts-trashed {
+  display: flex;
+  flex-wrap: wrap;
+  gap: 0.75rem;
+  align-items: center;
+  margin-bottom: 1rem;
+  padding: 0.75rem 1rem;
+  border-radius: 0.5rem;
+  background: color-mix(in srgb, var(--ts-c-red, #dc2626) 12%, transparent);
+}

libs/web/tracker/presenters/src/lib/pages/issue.page.ts

@@ -94,6 +94,20 @@ const MAX_FILE_BYTES = 25 * 1024 * 1024;
     <a class="ts-back" routerLink="../../board">← Tablero</a>
 
     @if (facade.issue(); as issue) {
+      @if (issue.trashedAt) {
+        <div class="ts-trashed" role="status">
+          En la papelera desde {{ ago(issue.trashedAt) }}: no aparece en el
+          tablero ni en las búsquedas, y se borrará del todo a los 30 días.
+          @if (canTrash(issue)) {
+            <pi-action-button
+              size="small"
+              color="primary"
+              text="Recuperar"
+              (execute)="facade.setTrashed(false)"
+            />
+          }
+        </div>
+      }
       <div class="ts-issue">
         <section class="ts-issue__main">
           <header class="ts-issue__header">
@@ -698,6 +712,15 @@ const MAX_FILE_BYTES = 25 * 1024 * 1024;
             <pi-label>Área</pi-label>
           </pi-select-field>
 
+          @if (!issue.trashedAt && canTrash(issue)) {
+            <pi-action-button
+              size="small"
+              color="grey"
+              appearance="ghost"
+              text="Mover a la papelera"
+              (execute)="trash()"
+            />
+          }
           <dl class="ts-facts">
             <dt>Reportado por</dt>
             <dd>{{ issue.reporter.name }}</dd>
@@ -1122,6 +1145,23 @@ export class IssuePage {
   }
 
   /** A screenshot pasted anywhere on the ticket is attached to it. */
+  /** Whoever opened it, or whoever manages the project. */
+  protected canTrash(issue: { reporter: { id: string } }): boolean {
+    return (
+      this.project.canContribute() &&
+      (issue.reporter.id === this.facade.me() || this.project.canManage())
+    );
+  }
+
+  protected trash(): void {
+    if (
+      confirm(
+        '¿Mover el ticket a la papelera? Podrás recuperarlo durante 30 días.',
+      )
+    )
+      this.facade.setTrashed(true);
+  }
+
   /** `e`: edit the ticket (not while typing, nor with a drawer open). */
   @HostListener('document:keydown', ['$event'])
   protected onKey(event: KeyboardEvent): void {

libs/web/tracker/presenters/src/lib/pages/trash.page.ts

@@ -0,0 +1,130 @@
+import {
+  ChangeDetectionStrategy,
+  Component,
+  DestroyRef,
+  effect,
+  inject,
+  signal,
+  untracked,
+} from '@angular/core';
+import { takeUntilDestroyed } from '@angular/core/rxjs-interop';
+import { RouterLink } from '@angular/router';
+import { PiActionButtonComponent, PiEmptyStateComponent } from '@pi/ui';
+import { ToastService } from '@task-stream/web/shared/ui';
+import { ProjectFacade } from '@task-stream/web/tracker/application';
+import { IssueSummary, IssuesGateway } from '@task-stream/web/tracker/domain';
+import { timeAgo } from '../ui/copy';
+
+/** /p/:key/trash — tickets deleted in the last 30 days, to bring back. */
+@Component({
+  selector: 'ts-trash-page',
+  changeDetection: ChangeDetectionStrategy.OnPush,
+  imports: [RouterLink, PiActionButtonComponent, PiEmptyStateComponent],
+  template: `
+    <div class="ts-section-header">
+      <p class="ts-muted">
+        Tickets borrados en los últimos 30 días. Después se borran del todo, con
+        sus comentarios.
+      </p>
+    </div>
+    @if (issues().length) {
+      <ul class="ts-trash ts-panel">
+        @for (issue of issues(); track issue.id) {
+          <li class="ts-trash__row">
+            <a class="ts-key" [routerLink]="['..', 'issues', issue.key]">{{
+              issue.key
+            }}</a>
+            <span class="ts-trash__title">{{ issue.title }}</span>
+            <span class="ts-muted">{{
+              issue.trashedAt ? ago(issue.trashedAt) : ''
+            }}</span>
+            @if (project.canContribute()) {
+              <pi-action-button
+                size="small"
+                color="grey"
+                appearance="outline"
+                text="Recuperar"
+                (execute)="restore(issue)"
+              />
+            }
+          </li>
+        }
+      </ul>
+    } @else if (loaded()) {
+      <pi-empty-state
+        icon="trash"
+        title="La papelera está vacía"
+        description="Lo que se borre aparecerá aquí durante 30 días."
+      />
+    }
+  `,
+  styles: `
+    .ts-trash {
+      margin: 0;
+      padding: 0.25rem 0;
+      list-style: none;
+    }
+    .ts-trash__row {
+      display: grid;
+      grid-template-columns: auto minmax(0, 1fr) auto auto;
+      gap: 0.75rem;
+      align-items: center;
+      padding: 0.5rem 0.875rem;
+      border-top: 1px solid var(--ts-line);
+      &:first-child {
+        border-top: 0;
+      }
+    }
+    .ts-trash__title {
+      overflow: hidden;
+      text-overflow: ellipsis;
+      white-space: nowrap;
+    }
+  `,
+})
+export class TrashPage {
+  protected readonly project = inject(ProjectFacade);
+  private readonly gateway = inject(IssuesGateway);
+  private readonly toast = inject(ToastService);
+  private readonly destroyRef = inject(DestroyRef);
+  protected readonly issues = signal<IssueSummary[]>([]);
+  protected readonly loaded = signal(false);
+  protected readonly ago = timeAgo;
+
+  constructor() {
+    effect(() => {
+      const projectId = this.project.project()?.id;
+      if (projectId) untracked(() => this.reload(projectId));
+    });
+  }
+
+  protected restore(issue: IssueSummary): void {
+    this.gateway
+      .restore(issue.id)
+      .pipe(takeUntilDestroyed(this.destroyRef))
+      .subscribe({
+        next: () => {
+          this.toast.success(`${issue.key} recuperado`);
+          this.issues.update((list) => list.filter((i) => i.id !== issue.id));
+        },
+        error: (error) =>
+          this.toast.error(
+            (error as { message?: string })?.message?.split('\n')[0] ||
+              'No se pudo recuperar',
+          ),
+      });
+  }
+
+  private reload(projectId: string): void {
+    this.gateway
+      .trashed(projectId)
+      .pipe(takeUntilDestroyed(this.destroyRef))
+      .subscribe({
+        next: (issues) => {
+          this.issues.set(issues);
+          this.loaded.set(true);
+        },
+        error: () => this.loaded.set(true),
+      });
+  }
+}

libs/web/tracker/presenters/src/lib/tracker.routes.ts

@@ -62,6 +62,12 @@ export const trackerRoutes: Routes = [
         loadComponent: () =>
           import('./pages/epics.page').then((m) => m.EpicsPage),
       },
+      {
+        path: 'trash',
+        title: 'Papelera · TaskStream',
+        loadComponent: () =>
+          import('./pages/trash.page').then((m) => m.TrashPage),
+      },
       {
         path: 'releases',
         title: 'Releases · TaskStream',