feat(ql3): establish 3.0 incubation baseline

packages/ql3-local-api/test/cli.test.cjs

@@ -0,0 +1,18 @@
+const assert = require('node:assert/strict');
+const { spawnSync } = require('node:child_process');
+const path = require('node:path');
+const { test } = require('node:test');
+
+test('publishes bounded help without bootstrapping storage or a listener', () => {
+  const result = spawnSync(
+    process.execPath,
+    [path.resolve(__dirname, '../dist/cli.js'), '--help'],
+    { encoding: 'utf8' },
+  );
+  assert.equal(result.status, 0);
+  assert.equal(result.stderr, '');
+  assert.equal(
+    result.stdout,
+    'Usage: ql3-local-api --config /absolute/private-config.json\n',
+  );
+});