tsconfig.app.json

{
  "compilerOptions": {
    "target": "ES2020",
    "lib": ["DOM", "DOM.Iterable", "ES2020"],
    "module": "ESNext",
    "moduleResolution": "Node",
    "jsx": "react-jsx",
    "noEmit": true,

    /* React & TS Good Defaults */
    "strict": true,
    "skipLibCheck": true,
    "esModuleInterop": true,
    "forceConsistentCasingInFileNames": true,

    /* Optional but safe */
    "noUnusedLocals": false,
    "noUnusedParameters": false,
    "noFallthroughCasesInSwitch": true,

    /* Remove these — they cause issues */
    "allowImportingTsExtensions": false,
    "verbatimModuleSyntax": false,
    "moduleDetection": "auto",
    "erasableSyntaxOnly": false,
    "noUncheckedSideEffectImports": false
  },
  "include": ["src"],
  "exclude": ["node_modules", "dist"]
}