build: fix tsconfig

package.json

@@ -7,7 +7,10 @@
   "type": "commonjs",
   "main": "index.js",
   "scripts": {
-    "test": "echo \"Error: no test specified\" && exit 1"
+    "test": "echo \"Error: no test specified\" && exit 1",
+    "server": "npm run dev --workspace=server",
+    "client": "npm start --prefix client",
+    "dev": "concurrently \"npm run server\" \"npm run client\""
   },
   "workspaces": [
     "client",
@@ -16,6 +19,8 @@
   ],
   "devDependencies": {
     "@types/node": "^25.3.2",
+    "concurrently": "^9.2.1",
+    "nodemon": "^3.1.14",
     "ts-node": "^10.9.2",
     "typescript": "^5.9.3"
   }