Initial commit: Pireon Admin — headless admin panel and public API

Laravel 13 + Filament 5 admin panel and REST API for a non-profit developer
collective, backed by the Pireon OAuth identity server. The public site is a
separate, server-rendered application consuming /api/public/v1.

Co-Authored-By: Claude Opus 5 <noreply@anthropic.com>

app/Support/Health/Severity.php

@@ -0,0 +1,54 @@
+<?php
+
+declare(strict_types=1);
+
+namespace App\Support\Health;
+
+enum Severity: string
+{
+    /** Nothing to do. */
+    case Ok = 'ok';
+
+    /** Worth fixing, but the site works. */
+    case Warning = 'warning';
+
+    /** Something on the public site is already wrong. */
+    case Error = 'error';
+
+    public function getLabel(): string
+    {
+        return __("health.severity.{$this->value}");
+    }
+
+    public function getColor(): string
+    {
+        return match ($this) {
+            self::Ok => 'success',
+            self::Warning => 'warning',
+            self::Error => 'danger',
+        };
+    }
+
+    public function getIcon(): string
+    {
+        return match ($this) {
+            self::Ok => 'heroicon-o-check-circle',
+            self::Warning => 'heroicon-o-exclamation-triangle',
+            self::Error => 'heroicon-o-x-circle',
+        };
+    }
+
+    public function isProblem(): bool
+    {
+        return $this !== self::Ok;
+    }
+
+    public function weight(): int
+    {
+        return match ($this) {
+            self::Error => 0,
+            self::Warning => 1,
+            self::Ok => 2,
+        };
+    }
+}