simple-picture-gallery/picture-gallery-server/tsconfig.json

{
  "compilerOptions": {
    "module": "commonjs",
    "esModuleInterop": true,
    "target": "es6",
    "moduleResolution": "node",
    "sourceMap": true,
    "outDir": "dist"
  },
  "lib": ["es2015"],
  "exclude": [
    "src/**/*.test.ts",
    "**/__test__",
    "jest.config.ts"
  ]
}