tsconfig.json

{
  "extends": "@tsconfig/svelte/tsconfig.json",
  "compilerOptions": {
    "target": "ESNext",
    "useDefineForClassFields": true,
    "module": "ESNext",
    "resolveJsonModule": true,
    /**
     * Typecheck JS in `.svelte` and `.js` files by default.
     * Disable checkJs if you'd like to use dynamic types in JS.
     * Note that setting allowJs false does not prevent the use
     * of JS in `.svelte` files.
     */
    "allowJs": true,
    "checkJs": true,
    "isolatedModules": true,
    "moduleResolution": "node",
    "types": ["@types/wicg-file-system-access"],
    "baseUrl": ".",
    "paths": {
      "$lib": ["./src/lib"],
      "$lib/*": ["./src/lib/*"],
      "$utils": ["./src/utils"],
      "$utils/*": ["./src/utils/*"],

    }
  },
  "include": ["src/**/*.ts", "src/**/*.js", "src/**/*.svelte"],
  "references": [{ "path": "./tsconfig.node.json" }]
}