feat: 更新健康检查脚本和依赖

- 将健康检查命令从`/photography-api --health-check`更新为使用新的脚本`/usr/local/bin/health-check.sh`
- 在Dockerfile中添加`wget`作为运行时依赖
- 确保健康检查脚本具有执行权限

此更改提升了健康检查的可靠性和灵活性。

backend/docker-compose.prod.yml

@@ -52,7 +52,7 @@ services:
       - logs_data:/app/logs
     restart: unless-stopped
     healthcheck:
-      test: ["CMD", "/photography-api", "--health-check"]
+      test: ["CMD", "/usr/local/bin/health-check.sh"]
       interval: 30s
       timeout: 10s
       retries: 3