Containerfile now only installs dependencies; source code and config
are mounted at runtime via compose volumes. Adds k8s-file log driver
and PYTHONUNBUFFERED for reliable container logging.
Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
Host network mode for direct access to SOCKS5 proxy on localhost.
Config volume mounted from ./config. Makefile targets: build, up,
down, logs.
Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>