feat: saved board views and richer board filters

The board now filters by text, type, priority and unassigned tickets as
well. Any combination can be saved as a named view, private or shared with
the project, and opened again with one click.

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

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

@@ -181,6 +181,57 @@ export class ChangeIssueStatusInput {
   reason?: string | null;
 }
 
+@InputType()
+export class SavedFilterCriteriaInput {
+  @Field(() => [String], { nullable: true })
+  @IsOptional()
+  @Matches(SETTING_ID, { each: true })
+  types?: string[];
+  @Field(() => [String], { nullable: true })
+  @IsOptional()
+  @Matches(SETTING_ID, { each: true })
+  areas?: string[];
+  @Field(() => [IssuePriority], { nullable: true })
+  @IsOptional()
+  @IsEnum(IssuePriority, { each: true })
+  priorities?: IssuePriority[];
+  @Field(() => ID, { nullable: true })
+  @IsOptional()
+  @IsString()
+  assigneeId?: string | null;
+  @Field({ nullable: true }) @IsOptional() @IsBoolean() unassigned?: boolean;
+  @Field(() => ID, { nullable: true })
+  @IsOptional()
+  @IsUUID()
+  releaseId?: string | null;
+  @Field(() => [String], { nullable: true })
+  @IsOptional()
+  @ArrayMaxSize(20)
+  @IsString({ each: true })
+  labels?: string[];
+  @Field(() => String, { nullable: true })
+  @IsOptional()
+  @IsString()
+  @MaxLength(200)
+  search?: string | null;
+}
+
+@InputType()
+export class SaveFilterInput {
+  @Field(() => ID) @IsUUID() projectId!: string;
+  @Field() @IsString() @MinLength(1) @MaxLength(60) name!: string;
+  @Field({
+    defaultValue: false,
+    description: 'Visible to the whole project (members, not viewers, share)',
+  })
+  @IsBoolean()
+  shared!: boolean;
+  @Field(() => SavedFilterCriteriaInput)
+  @ValidateNested()
+  @Type(() => SavedFilterCriteriaInput)
+  criteria!: SavedFilterCriteriaInput;
+}
+
 @InputType()
 export class RankIssueInput {
   @Field(() => ID) @IsUUID() issueId!: string;