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,
    // baseUrl and paths are required for LSP to understand 
    // NOTE: should match paths in vite.config.ts
    "baseUrl": ".",
    "paths": {
      "$lib/*": [
        "src/lib/*"
      ],
      "$stores/*": [
        "src/stores/*"
      ],
      "$utils/*": [
        "src/utils/*"
      ]
    }
  },
  "include": [
    "src/**/*.d.ts",
    "src/**/*.ts",
    "src/**/*.js",
    "src/**/*.svelte"
  ],
  "references": [
    {
      "path": "./tsconfig.node.json"
    }
  ],
}