tsconfig.json

{
  "compilerOptions": {
    // Type Checking
    "strict": true,
    "allowUnreachableCode": false,
    "allowUnusedLabels": false,
    // "exactOptionalPropertyTypes": true, # work from Typescript 4.4
    "noFallthroughCasesInSwitch": true,
    // "noImplicitOverride": true,  # Unknown compiler option in Stencil
    "noImplicitReturns": true,
    "noPropertyAccessFromIndexSignature": true,
    "noUncheckedIndexedAccess": true,
    "noUnusedLocals": true,
    "noUnusedParameters": true,

    // Recommended
    "skipLibCheck": true,
    "esModuleInterop": true,
    "moduleResolution": "Node",

    // StencilJS
    "allowSyntheticDefaultImports": true,
    "experimentalDecorators": true,
    "useDefineForClassFields": false,
    "jsx": "react",
    "jsxFactory": "h",
    "jsxFragmentFactory": "Fragment",

    "lib": ["DOM", "ESNext"],
    "module": "ESNext",
    "target": "ESNext",

    "sourceMap": true,
    "isolatedModules": true,

    "resolveJsonModule": true
  },

  "include": ["src", "test", "scripts/**/*.ts", "capacitor/client/capacitor.config.ts"]
}