The pyinstaller build group was added to pyproject.toml without
regenerating uv.lock, so 'uv sync --frozen --group build' failed in CI
with: Group 'build' is not defined in the project's dependency-groups.
New `bts` subcommand backed by python-debianbts (bugs.debian.org SOAP):
- Identify by email address: get_bugs(submitter=...) for bugs filed,
get_bugs(owner=...) for bugs owned
- Filed filtered on creation date, owned on log_modified; status
lookups capped at 500 bugs per collect
- Per-query failures degrade to warnings like other sources