Add tests for export

Author: brianc

packages/pg-esm-test/common-js-imports.test.cjs

@@ -12,6 +12,7 @@ const paths = [
   'pg-protocol/dist/messages.js',
   'pg-protocol/dist/messages',
   'pg-native/lib/build-result.js',
+  'pg-cloudflare/package.json',
 ]
 for (const path of paths) {
   describe(`importing ${path}`, () => {

packages/pg-esm-test/pg-cloudflare.test.js

@@ -1,6 +1,7 @@
 import assert from 'node:assert'
 import { describe, it } from 'node:test'
 import { CloudflareSocket } from 'pg-cloudflare'
+import 'pg-cloudflare/package.json' assert { type: 'json' }
 
 describe('pg-cloudflare', () => {
   it('should export CloudflareSocket constructor', () => {