enable source map in dev mode, add delay for nodemon starting

server/package.json

@@ -8,7 +8,7 @@
     "setup": "node dist/cli/setup.js",
     "clean": "node dist/cli/clean.js",
     "build": "tsc",
-    "dev": "concurrently \"tsc -w\" \"nodemon\"",
+    "dev": "concurrently \"tsc -w\" \"sleep 5 && nodemon\"",
     "build:quests": "node dist/cli/build.js"
   },
   "dependencies": {
@@ -56,10 +56,12 @@
     "@types/passport-jwt": "^4.0.1",
     "@types/passport-local": "^1.0.38",
     "@types/passport-oauth2": "^1.4.15",
+    "@types/source-map-support": "^0",
     "@types/validator": "^13.11.9",
     "concurrently": "^8.2.2",
     "jest": "^29.6.1",
     "nodemon": "^3.0.1",
+    "source-map-support": "^0.5.21",
     "typescript": "^5.3.3"
   }
 }