tsconfig.json

{
  "include": ["src/**/*.ts", "src/**/*.tsx"],
  "exclude": ["node_modules", "dist", "build", ".vscode"],
  "compilerOptions": {
    "target": "es6" /* Set the JavaScript language version for emitted JavaScript and include compatible library declarations. */,
    "module": "commonJS",
    "jsx": "react-jsx",
    //"jsxFactory": "h",
    "jsxImportSource": "preact",
    "declaration": true,
    "strictPropertyInitialization": false,
    "lib": ["dom", "dom.iterable", "esnext"],
    "moduleResolution": "node" /* Specify how TypeScript looks up a file from a given module specifier. */,
    "baseUrl": "." /* Specify the base directory to resolve non-relative module names. */,
    "outDir": "./dist/",
    "paths": {
      "@t/*": ["src/types/*"]
    } /* Specify a set of entries that re-map imports to additional lookup locations. */,
    "importHelpers": true,
    "allowSyntheticDefaultImports": true /* Allow 'import x from y' when a module doesn't have a default export. */,
    "esModuleInterop": true /* Emit additional JavaScript to ease support for importing CommonJS modules. This enables 'allowSyntheticDefaultImports' for type compatibility. */,
    // "preserveSymlinks": true,                         /* Disable resolving symlinks to their realpath. This correlates to the same flag in node. */
    "forceConsistentCasingInFileNames": true /* Ensure that casing is correct in imports. */,
    /* Type Checking */
    "strict": true /* Enable all strict type-checking options. */,
    "skipLibCheck": true /* Skip type checking all .d.ts files. */
  }
}