ha-frontend/tsconfig.json

{
  "compilerOptions": {
    "target": "es2017",
    "module": "esnext",
    "moduleResolution": "node",
    "lib": ["es2017", "dom", "dom.iterable"],
    "noEmit": true,
    "noUnusedLocals": true,
    "noUnusedParameters": true,
    "noImplicitReturns": true,
    "noFallthroughCasesInSwitch": true,
    "strict": true,
    "noImplicitAny": false,
    "skipLibCheck": true,
    "resolveJsonModule": true,
    "experimentalDecorators": true,
    "importHelpers": true
  }
}