初始化

app/Http/Controllers/HealthController.php

@@ -0,0 +1,29 @@
+<?php
+
+namespace App\Http\Controllers;
+
+use Illuminate\Http\JsonResponse;
+use Illuminate\Support\Facades\DB;
+
+class HealthController extends Controller
+{
+    /**
+     * 健康检查端点，供部署脚本与监控探针使用。
+     * 定义为控制器而非闭包，保证 route:cache 无隐患。
+     */
+    public function __invoke(): JsonResponse
+    {
+        $dbOk = true;
+        try {
+            DB::connection()->getPdo();
+        } catch (\Throwable) {
+            $dbOk = false;
+        }
+
+        return response()->json([
+            'status' => $dbOk ? 'ok' : 'degraded',
+            'database' => $dbOk ? 'up' : 'down',
+            'time' => now()->toIso8601String(),
+        ], $dbOk ? 200 : 503);
+    }
+}