feat(api): export parseApiDateTime at package root

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

Author: cubehouse

src/index.ts

@@ -9,3 +9,4 @@ export {
   type LiveDataEntry,
   type LiveQueue,
 } from './ergonomic/live';
+export { parseApiDateTime } from './dates';

test/unit/public-api.test.ts

@@ -0,0 +1,28 @@
+import { describe, it, expect } from 'vitest';
+import {
+  ApiError,
+  InMemoryLruCache,
+  NetworkError,
+  RateLimitError,
+  ThemeParks,
+  ThemeParksError,
+  TimeoutError,
+  currentWaitTime,
+  narrowQueues,
+  parseApiDateTime,
+} from '../../src';
+
+describe('public API surface', () => {
+  it('exports the documented symbols', () => {
+    expect(typeof ThemeParks).toBe('function');
+    expect(typeof currentWaitTime).toBe('function');
+    expect(typeof narrowQueues).toBe('function');
+    expect(typeof parseApiDateTime).toBe('function');
+    expect(typeof InMemoryLruCache).toBe('function');
+    expect(typeof ApiError).toBe('function');
+    expect(typeof NetworkError).toBe('function');
+    expect(typeof RateLimitError).toBe('function');
+    expect(typeof TimeoutError).toBe('function');
+    expect(typeof ThemeParksError).toBe('function');
+  });
+});