Preview: Dev-Registrierung nutzt gespeicherten Branch und Stand

Co-Authored-By: Claude Sonnet 5.5 <noreply@anthropic.com>

test/previewRunner.test.js

@@ -157,6 +157,8 @@ test('dev: sleeping + Registrierung per PUT /dev/<sub>', async () => {
   await pd.waitForRunFollowers()
   const d = aw.get('websiteProjects', id)
   assert.equal(d.previewState, 'sleeping')
+  assert.equal(d.previewBranch, 'main')
+  assert.equal(d.previewBuiltSha, SHA)
   assert.equal(d.previewDetected, 'dev:pnpm')
   const put = rs.calls.find((c) => c.method === 'PUT')
   assert.equal(put.url, `/dev/${repo.split('/')[1]}`)