tsconfig.json

{
  "compilerOptions": {
    "declaration": false,
    "emitDecoratorMetadata": true,
    "experimentalDecorators": true,
    "downlevelIteration": true,
    "strict": true,
    "lib": ["es6", "dom"],
    "module": "es6",
    "moduleResolution": "node",
    "sourceMap": true,
    "target": "es5",
    "jsx": "react",
    "noEmit": true,
    "baseUrl": ".",
    "allowSyntheticDefaultImports": true,
    "types": ["node", "jest", "@testing-library/jest-dom"],
    "paths": {
      "*": ["node_modules/*", "app/javascript/*"]
    },
    "esModuleInterop": true
  },
  "exclude": ["app/javascript/**/*.test.ts", "app/javascript/**/*.test.tsx", "node_modules", "vendor", "public"],
  "compileOnSave": false
}