change: 数据库连接信息使用本地环境变量

src/index.ts

@@ -9,10 +9,10 @@ const appTmp = new Hono()
 const app = appTmp.basePath("/auth")
 const db = new SQL({
     "adapter": "mariadb",
-    "host": "localhost",
-    "user": "root",
-    "password": "root",
-    "database": "user_auth",
+    "host": Bun.env.DB_HOST ?? "localhost",
+    "user": Bun.env.DB_USER_NAME ?? "root",
+    "password": Bun.env.DB_USER_PASSWD ?? "root",
+    "database": Bun.env.DB_NAME ?? "user_auth",
     "allowPublicKeyRetrieval": true
 })