message: demo-protobuf: Allow use of decorators in tsconfig
diff: "baseUrl": ".",
  "outDir": "build",
  "declarationDir": "build/types",
  + "experimentalDecorators": true,
  "rootDir": "src"
  },
  - "include": [
  - "src/**/*"
  - ]
  + "include": ["src/**/*"]
  }
  