fix(build): modernize package exports, tooling configuration, and test setup

test/test.node+chromium.ts

@@ -0,0 +1,28 @@
+import { expect, tap } from '@git.zone/tstest/tapbundle';
+
+import * as smartyaml from '../ts/index.js';
+
+let yamlString = `someKey: someValue
+someKey2: someValue2
+`;
+
+tap.test('should convert yaml string to object', async () => {
+  let myObject = await smartyaml.yamlStringToObject(yamlString);
+  expect(myObject.someKey).toEqual('someValue');
+  expect(myObject.someKey2).toEqual('someValue2');
+});
+
+tap.test('should convert an object to a string', async () => {
+  let myObject = await smartyaml.yamlStringToObject(yamlString);
+  let myString = await smartyaml.objectToYamlString(myObject);
+  expect(myString).toEqual(yamlString);
+});
+
+// test some behaviours
+tap.test('should allow dots in key', async () => {
+  let testString = `myKey.with.dots: some`;
+  let testObject = await smartyaml.yamlStringToObject(testString);
+  expect(testObject['myKey.with.dots']).toEqual('some');
+});
+
+export default tap.start();