feat: migrate to esm

packages/collection-utils/test/key-by.spec.ts

@@ -12,30 +12,30 @@
  *  You should have received a copy of the GNU General Public License along with
  *  this program. If not, see <https://www.gnu.org/licenses/>.
  */
-import {keyBy} from '../src/key-by';
-import {expect} from "chai";
+import { keyBy } from "../src/key-by.js";
+import { expect } from "chai";
 
-describe('keyBy', function () {
-  it('should key objects', function () {
+describe("keyBy", function () {
+  it("should key objects", function () {
     const objects = [
       {
         id: 1,
-        name: 'foo',
+        name: "foo",
       },
       {
         id: 2,
-        name: 'bar',
+        name: "bar",
       },
     ];
-    const result = keyBy(objects, it => it.id);
+    const result = keyBy(objects, (it) => it.id);
     expect(result).to.deep.equal({
       1: {
         id: 1,
-        name: 'foo',
+        name: "foo",
       },
       2: {
         id: 2,
-        name: 'bar',
+        name: "bar",
       },
     });
   });