chore add core rust project files and diesel migrations

Track required workspace crates, scripts, and historical diesel migrations so the repository contains the complete runnable backend baseline.

Made-with: Cursor

README.md

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+☕️ 
+
+[![CI](https://github.com/alchemy-studio/huiwing/actions/workflows/ci.yml/badge.svg)](https://github.com/alchemy-studio/huiwing/actions)
+
+
+
+🚧 本仓库不要提交大文件
+
+🚧 本仓库请使用`Pull Request`的形式交代码
+
+🚧 `.env`文件只对本地测试有效,部署时使用`docker-compose.yml`整体启动.
+
+
+## 目录
+
+### htyws
+web service，容器 `ws`，端口`3000`，对外不暴露
+
+### user-center
+用户中心，容器 `uc`，端口`3001`，对外不暴露
+
+### htymusic
+音乐教室小程序，容器名`mr`，端口`8010:80`
+
+### htycommons
+run test:
+`$ print_debug=true cargo test -- --test-threads=1 --nocapture`
+
+---
+
+```bash
+postgres=# create user htyuc;
+CREATE ROLE
+postgres=# create user htyws;
+CREATE ROLE
+postgres=# create database htyuc_local owner htyuc encoding utf8;
+CREATE DATABASE
+postgres=# create database htyws_local owner htyws encoding utf8;
+CREATE DATABASE
+postgres=#
+```