update

.env.example

@@ -0,0 +1,2 @@
+PORT=8080
+MONGODB_URL="mongodb://localhost/test"

package.json

@@ -4,8 +4,8 @@
     "description": "赵家小站",
     "main": "server.js",
     "scripts": {
-        "start": "node server",
         "dev": "nodemon server",
+        "start": "PORT=8080 pm2 start server.js --name 'Zhao Server:8080' --watch",
         "test": "echo \"Error: no test specified\" && exit 1"
     },
     "repository": {