修复service硬编码路径问题：动态替换部署路径，支持任意目录部署

deploy.sh

@@ -28,7 +28,9 @@ cp -rf frontend/dist/* backend/dist/
 
 # 5. 创建systemd服务
 echo "5. 安装systemd服务..."
-sudo cp autossl.service /etc/systemd/system/
+# 动态替换部署路径
+sed "s|{{DEPLOY_DIR}}|$PWD|g" autossl.service > /tmp/autossl.service
+sudo cp /tmp/autossl.service /etc/systemd/system/autossl.service
 sudo systemctl daemon-reload
 sudo systemctl enable autossl