Status: IN
`UnbundledDatabase.put()` and `delete()` return `CDCEvent` objects directly, making CDC a synchronous, first-class part of the write API rather than a side-channel.
Source: entries/2026/05/29/unbundled-database-test_unbundled_database.md
def put(self, key, value):
old = self._store.get(key)
self._store[key] = value
event = {"type": "put", "key": key, "value": value, "old_value": old}
return event