fix(build): modernize project configuration and test setup for current toolchain compatibility

test/test.node.ts

@@ -1,4 +1,4 @@
-import { tap, expect } from '@push.rocks/tapbundle';
+import { tap, expect } from '@git.zone/tstest/tapbundle';
 
 import * as smartfm from '../ts/index.js';
 
@@ -42,4 +42,4 @@ really
   console.log(result);
 });
 
-tap.start();
+export default tap.start();