Add runtime config debug logging for test push flow.

Log DB_URL alongside FCM_SERVICE_ACCOUNT_KEY during test-push requests and keep compose env-file wiring aligned with current local debug setup.

Co-authored-by: Cursor <cursoragent@cursor.com>

docker-compose.yml

@@ -101,6 +101,8 @@ services:
       context: .
       dockerfile: Dockerfile
       target: runner
+    # env_file:
+    #   - .env
     ports:
       - "${PORT}:${PORT}"
     environment:

internal/web_server/handlers/notification_handler.go

@@ -729,6 +729,7 @@ func (h *Handler) SendTestPushNotification(c *fiber.Ctx) error {
 	message := c.FormValue("message", "This is a test push notification from Yimaru Backend")
 	h.mongoLoggerSvc.Info("FCM_SERVICE_ACCOUNT_KEY value during test-push call",
 		zap.String("fcm_service_account_key", h.Cfg.FCMServiceAccountKey),
+		zap.String("db_url", h.Cfg.DbUrl),
 	)
 
 	userID, ok := c.Locals("user_id").(int64)