feat: 更新了部分依赖包的开发状态标记

app/utils/db.server.ts

@@ -0,0 +1,37 @@
+import knex from 'knex';
+import type { Knex } from 'knex';
+
+let db: Knex;
+
+declare global {
+  var __db: Knex | undefined;
+}
+
+// 这个检查可以防止在开发模式下多次创建连接
+if (process.env.NODE_ENV === 'production') {
+  db = getDb();
+} else {
+  if (!global.__db) {
+    global.__db = getDb();
+  }
+  db = global.__db;
+}
+
+function getDb() {
+  return knex({
+    client: 'mysql2',
+    connection: {
+      host: process.env.DB_HOST,
+      user: process.env.DB_USER,
+      password: process.env.DB_PASSWORD,
+      database: process.env.DB_NAME,
+      port: Number(process.env.DB_PORT) || 3306,
+    },
+    pool: {
+      min: 2,
+      max: 10
+    }
+  });
+}
+
+export { db };