add pm2 config

app/api/version/route.ts

@@ -0,0 +1,31 @@
+import { NextRequest, NextResponse } from 'next/server'
+import { prisma } from '@/lib/prisma'
+import { withCors } from '@/lib/middleware'
+
+async function handleGetVersion(req: NextRequest) {
+  try {
+    const latestVersion = await prisma.version.findFirst({
+      where: { isLatest: true }
+    })
+    
+    if (!latestVersion) {
+      return NextResponse.json({ error: 'No version found' }, { status: 404 })
+    }
+
+    const protocol = req.headers.get('x-forwarded-proto') || 'http'
+    const host = req.headers.get('host')
+    const downloadUrl = `${protocol}://${host}/api/downloads/${latestVersion.fileId}`
+    
+    return NextResponse.json({
+      version: latestVersion.version,
+      download_url: downloadUrl,
+      checksum: latestVersion.checksum
+    })
+    
+  } catch (error) {
+    console.error('获取版本信息失败:', error)
+    return NextResponse.json({ error: '获取版本信息失败' }, { status: 500 })
+  }
+}
+
+export const GET = withCors(handleGetVersion)