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/Enums/GitProvider.php

@@ -0,0 +1,60 @@
+<?php
+
+declare(strict_types=1);
+
+namespace App\Enums;
+
+use App\Services\Git\GitManager;
+use Filament\Support\Contracts\HasLabel;
+
+enum GitProvider: string implements HasLabel
+{
+    case Gitea = 'gitea';
+    case GitHub = 'github';
+    case GitLab = 'gitlab';
+
+    public function getLabel(): string
+    {
+        return match ($this) {
+            self::Gitea => 'Gitea',
+            self::GitHub => 'GitHub',
+            self::GitLab => 'GitLab',
+        };
+    }
+
+    public static function default(): self
+    {
+        return self::tryFrom((string) config('git.default')) ?? self::Gitea;
+    }
+
+    /**
+     * A provider is usable only when it has a driver registered *and* that
+     * driver has what it needs.
+     *
+     * The distinction matters for self-hosted providers: Gitea has a driver,
+     * but without GITEA_URL there is no instance to talk to, and offering it
+     * in the panel would only produce failures later.
+     */
+    public function isSupported(): bool
+    {
+        $config = config("git.providers.{$this->value}");
+
+        if (! is_array($config) || ! isset($config['driver'])) {
+            return false;
+        }
+
+        return rescue(
+            fn () => app(GitManager::class)->driver($this)->isConfigured(),
+            rescue: false,
+            report: false,
+        );
+    }
+
+    /** @return array<string, string> */
+    public static function options(): array
+    {
+        return collect(self::cases())
+            ->mapWithKeys(fn (self $case) => [$case->value => $case->getLabel()])
+            ->all();
+    }
+}