refactor!: drop CommonJS distribution from package

BREAKING CHANGE: removes the CommonJS distribution from the package

Signed-off-by: Jon Koops <[email protected]>

README.md

@@ -118,19 +118,6 @@ console.log(files);
 > [!NOTE] 
 > The above is experimental and subject to change.
 
-### CommonJS
-
-Convert a `DragEvent` to File objects:
-
-```js
-const {fromEvent} = require('file-selector');
-
-document.addEventListener('drop', async (event) => {
-    const files = await fromEvent(event);
-    console.log(files);
-});
-```
-
 ## Browser Support
 Most browser support basic File selection with drag 'n' drop or file input:
 * [File API](https://developer.mozilla.org/en-US/docs/Web/API/File#Browser_compatibility)

jest.config.js

@@ -1,12 +1,15 @@
-/** @type {import('ts-jest').JestConfigWithTsJest} **/
-module.exports = {
+import { createDefaultEsmPreset } from 'ts-jest'
+
+const defaultPreset = createDefaultEsmPreset()
+
+/** @type {import('ts-jest').JestConfigWithTsJest} */
+const jestConfig = {
+    ...defaultPreset,
     testEnvironment: 'jsdom',
-    transform: {
-      '^.+.tsx?$': [
-        'ts-jest',
-        {
-          tsconfig: 'tsconfig.spec.json',
-        },
-      ],
-    },
-};
+    // Convert `.js` imports to one without an extension to support 'NodeNext' module resolution.
+    moduleNameMapper: {
+        '^(\\.{1,2}/.*)\\.js$': '$1'
+    }
+}
+
+export default jestConfig