change npm start path to the right file

server/package.json

@@ -7,7 +7,7 @@
     "dev": "nodemon",
     "build": "tsc",
     "server": "nodemon server --ignore client",
-    "start": "node ./dist/server.js",
+    "start": "node ./dist/src/server.js",
     "test": "jest"
   },
   "author": "",