Add scripts to package.json

package.json

@@ -7,5 +7,10 @@
     "eslint": "^9.2.0",
     "prettier": "^3.2.5",
     "typescript-eslint": "^7.9.0"
+  },
+  "scripts": {
+    "build": "prettier ./src --write && tsc",
+    "start": "node dist/main.js",
+    "dev": "npm run build && npm run start"
   }
 }

src/main.ts

@@ -1 +1 @@
-console.log("Hello World!");
+console.log("Hello World!");

tsconfig.json

@@ -5,9 +5,10 @@
     "rootDir": "./src",
     "baseUrl": "./",
     "outDir": "./dist",
+    "sourceMap": true,
     "sourceRoot": "./src",
     "newLine": "lf",
-    "declarationDir": "./decl",
+    // "declarationDir": "./decl",
     "esModuleInterop": true,
     "forceConsistentCasingInFileNames": true,
     "strict": true,