Reviving an Abandoned Express App: From Monolithic app.js to Production-Ready Architecture (after 6 months)

Reviving an Abandoned Express App: From Monolithic app.js to Production-Ready Architecture (after 6 months)

重启一个被搁置的 Express 项目：从臃肿的 app.js 到生产级架构（时隔 6 个月）

Months ago I built this project, thought it was nice, and walked away. When I came back, there were obvious cracks: a single bloated app.js, inconsistent error handling, no documentation, and zero scalability. 几个月前我构建了这个项目，当时觉得还不错，随后便将其搁置了。当我再次回过头来看时，问题显而易见：一个臃肿的 app.js 文件、不一致的错误处理机制、缺失的文档，以及零扩展性。

I could have started from scratch — instead, I chose to refactor. I broke the monolith into a clean Express 5 application with separated controllers, services, middlewares, and a centralized error handler. 我本可以推倒重来，但我选择了重构。我将这个单体应用拆解为一个整洁的 Express 5 程序，分离了控制器（controllers）、服务层（services）、中间件（middlewares），并引入了集中式的错误处理程序。

I added input validation, rate limiting, request timeout handling, security headers, CORS, and user‑friendly EJS error pages. On top of that, I wrote a full README, added an MIT license, and built out supporting pages (FAQ, Privacy, Terms, etc.). 我添加了输入验证、速率限制、请求超时处理、安全响应头、CORS 以及用户友好的 EJS 错误页面。除此之外，我还编写了完整的 README 文档，添加了 MIT 开源协议，并构建了配套页面（如常见问题解答、隐私政策、服务条款等）。

The result is a maintainable, production‑ready codebase that actually feels professional. 最终，我得到了一套可维护、可投入生产且具备专业水准的代码库。

GitHub Repo: https://github.com/biruksendeku/romancelabai.git GitHub 仓库：https://github.com/biruksendeku/romancelabai.git

Live Demo On: https://romancelabai.onrender.com 在线演示地址：https://romancelabai.onrender.com