[backend][nodejs] Introduce TypeScript

backend/nodejs/package.json

@@ -2,17 +2,30 @@
   "name": "nodejs",
   "version": "1.0.0",
   "description": "",
-  "main": "index.js",
+  "main": "lib/app.js",
   "scripts": {
-    "test": "mocha"
+    "test": "ts-mocha -p tsconfig.json src/**/*.spec.ts",
+    "start": "tsc && node lib/app.js build:live",
+    "build": "tsc -p .",
+    "build:live": "nodemon --watch 'src/**/*.ts' --exec \"ts-node\" src/app.ts"
   },
   "keywords": [],
   "author": "",
   "license": "ISC",
   "devDependencies": {
-    "mocha": "^8.3.2"
+    "@types/expect": "^24.3.0",
+    "@types/express": "^4.16.1",
+    "@types/mocha": "^8.2.2",
+    "@types/node": "^14.14.37",
+    "mocha": "^8.3.2",
+    "nodemon": "^2.0.7",
+    "ts-mocha": "^8.0.0",
+    "ts-node": "^9.1.1",
+    "tslint": "^5.12.1",
+    "typescript": "^4.2.3"
   },
   "dependencies": {
+    "express": "^4.16.4",
     "random": "^3.0.3",
     "seedrandom": "^3.0.5",
     "should": "^13.2.3"