diff --git a/Dockerfile b/Dockerfile
index 1c18a10..4fa1e66 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -19,8 +19,10 @@ ENV NODE_ENV=production \
     PORT=3000 \
     HOSTNAME=0.0.0.0
 
-# standalone 产物自带精简 node_modules(含 mysql2、drizzle-orm)
+# standalone 产物自带精简 node_modules(仅够 server.js 运行)
 COPY --from=builder /app/.next/standalone ./
+# 用完整生产依赖覆盖:独立迁移脚本(migrate.mjs)需要真实的 drizzle-orm/mysql2 包
+COPY --from=deps /app/node_modules ./node_modules
 COPY --from=builder /app/.next/static ./.next/static
 COPY --from=builder /app/public ./public
 # 数据库迁移资源与脚本