upgrade base image from python:3.10.0-slim-bullseye to python:3.11.16-slim-bookworm
> Release file for http://security.debian.org/debian-security/dists/bullseye-security/InRelease is expired (invalid since 4d 8h 19min 48s). Updates for this repository will not be applied.
Co-authored-by: Clawbot (Kimi K2.5) <clawbot@openclaw.ai>