feat(package): initialize standalone @serve.zone/interfaces package with shared TypeScript contracts

test/test.node.ts

@@ -0,0 +1,16 @@
+import { tap } from '@git.zone/tstest/tapbundle';
+import * as interfaces from '../ts/index.js';
+
+tap.test('exports public namespaces', async () => {
+  if (!interfaces.data) {
+    throw new Error('Missing data namespace');
+  }
+  if (!interfaces.requests) {
+    throw new Error('Missing requests namespace');
+  }
+  if (!interfaces.platformservice) {
+    throw new Error('Missing platformservice namespace');
+  }
+});
+
+export default tap.start();