我现在的场景是需要一个后台，供自己写的android应用调用，涉及到文件上传下载、微信登录、数据库等场景，微信官方提供的“云开发”能暴露给外面调用吗？云托管是能达到目的的吧？
相关文档
- App: 小程序/开发/框架/框架接口/小程序 App/App
- Mobile App Assistant: Mini Program/Development/Extended/Update log/Mobile App Assistant
- Mobile App Assistant: Mini Program/Development/Extended/Operating Guide/Mobile App Assistant
- App Download and install: Mini Program/Development/Extended/Operating Guide/Mobile App Assistant
- App Version Update: Mini Program/Development/Extended/Operating Guide/Mobile App Assistant
云开发有SDK