peewee 4.5.3 on Python PyPI

JSON path keys on Postgres are rendered inline (data->>'key', '{"a","b"}'::text[]) instead of as bound parameters, so GROUP BY and ORDER BY on a JSON lookup work under psycopg3, which binds each as a distinct parameter.
Cast() etc over a python value no longer break result row processing.
A write query with a RETURNING clause now runs again on every explicit execute() call (like a write query without one). Iterating the query still reads the result of the last execution. Previously, repeated execute() calls returned the cached result without running the query.
Fix regression in model select .exists(), #3086.