message: create-app: fix nodemon config
diff: "@types/recursive-readdir": "^2.2.0",
  "ts-node": "^8.6.2"
  },
  + "nodemonConfig": {
  + "watch": "./src",
  + "exec": "bin/backstage-create-app",
  + "ext": "ts"
  + },
  "files": [
  "bin",
  "dist",
  