tsconfig.json

{
  "compileOnSave": false,
  "compilerOptions": {
    "baseUrl": "./",
    "outDir": "./dist/out-tsc",
    "sourceMap": true,
    "declaration": false,
    "module": "es2020",
    "moduleResolution": "bundler",
    "emitDecoratorMetadata": false,
    "experimentalDecorators": true,
    "importHelpers": true,
    "target": "ES2022",
    "typeRoots": ["node_modules/@types"],
    "esModuleInterop": true,
    "resolveJsonModule": true,
    "useDefineForClassFields": false,

    // This is currently required because of a typing issue in Ionic 8.
    // See https://github.com/ionic-team/ionic-framework/issues/30650#issuecomment-3254931600
    // Remove this again once Ionic 9 is released, which should fix the root cause.
    "skipLibCheck": true
  },
  "angularCompilerOptions": {
    "strictTemplates": true,
    "strictStandalone": true
  }
}