Add login-google, admin/errors routes and Google login methods

app/Http/Controllers/MiscController.php

@@ -268,4 +268,24 @@ class MiscController extends Controller
             ]);
         }
     }
+    /**
+     * POST /v2/admin/errors
+     * Accepts client-side error reports from Flutter apps.
+     * Public endpoint (no auth required) — just logs the error.
+     */
+    public function logClientError(Request $request): JsonResponse
+    {
+        $body = $request->getContent();
+
+        \Illuminate\Support\Facades\Log::channel('single')->warning('Client Error Report', [
+            'ip' => $request->ip(),
+            'body' => substr($body, 0, 2000), // Limit to 2KB
+            'user_agent' => $request->userAgent(),
+        ]);
+
+        return response()->json([
+            'status' => 'success',
+            'message' => 'Error logged',
+        ]);
+    }
 }