fix: 添加数据库迁移脚本以支持首次部署

Author: sxjeru

scripts/migrate.mjs

@@ -0,0 +1,33 @@
+#!/usr/bin/env node
+import { sql } from "drizzle-orm";
+import { db } from "./lib/db/client.js";
+import { migrate } from "drizzle-orm/vercel-postgres/migrator";
+
+async function runMigrations() {
+  try {
+    // 检查迁移历史表是否存在
+    const result = await db.execute(sql`
+      SELECT EXISTS (
+        SELECT FROM information_schema.tables 
+        WHERE table_schema = 'drizzle' 
+        AND table_name = '__drizzle_migrations'
+      );
+    `);
+    
+    const tableExists = result.rows[0]?.exists;
+    
+    if (!tableExists) {
+      console.log("首次部署，执行数据库迁移...");
+      await migrate(db, { migrationsFolder: "./drizzle" });
+      console.log("✓ 迁移完成");
+    } else {
+      console.log("迁移历史已存在，跳过迁移");
+    }
+  } catch (error) {
+    console.error("迁移检查失败:", error);
+    // 不阻止构建继续
+    process.exit(0);
+  }
+}
+
+runMigrations();