迁移数据库从 SQLite 到 PostgreSQL

- 更新 deno.json 添加 postgres 依赖
- 重构 db/index.ts 使用 PostgreSQL 连接和适配器
- 更新所有路由文件支持异步数据库操作
- 将 SQLite 语法转换为 PostgreSQL 语法
- 添加数据库迁移文档和 schema 文件

routes/user.ts

@@ -4,36 +4,40 @@
  * @LastEditTime: 2025-06-16 11:17:09
  * @FilePath: /my-score/honoback/routes/user.ts
  */
-import { Hono } from 'hono'
-import { sign } from 'hono/jwt'
-import type { JwtVariables } from 'hono/jwt'
-import { db } from '../db/index.ts'
+import { Hono } from "hono";
+import { sign } from "hono/jwt";
+import type { JwtVariables } from "hono/jwt";
+import { db } from "../db/index.ts";
 
-const user = new Hono<{ Variables: JwtVariables }>()
+const user = new Hono<{ Variables: JwtVariables }>();
 
-const AUTH_SECRET = 'it-is-a-secret'
+const AUTH_SECRET = "it-is-a-secret";
 
 // 登录路由
-user.post('/login', async (c) => {
-  const { username, password } = await c.req.json()
-  
+user.post("/login", async (c) => {
+  const { username, password } = await c.req.json();
+
   // 从数据库验证用户
-  const user = db.prepare('SELECT * FROM users WHERE username = ? AND password = ?')
-    .get(username, password)
-  
-  if (user) {
-    const token = await sign({ username: user.username }, AUTH_SECRET)
-    return c.json({ 
+  const userRecord = await db
+    .prepare("SELECT * FROM users WHERE username = ? AND password = ?")
+    .get(username, password);
+
+  if (userRecord) {
+    const token = await sign({ username: userRecord.username }, AUTH_SECRET);
+    return c.json({
       code: 200,
       data: { token },
-      message: '登录成功'
-    })
+      message: "登录成功",
+    });
   }
-  
-  return c.json({ 
-    code: 401,
-    message: '用户名或密码错误'
-  }, 401)
-})
 
-export default user
+  return c.json(
+    {
+      code: 401,
+      message: "用户名或密码错误",
+    },
+    401
+  );
+});
+
+export default user;