Release 2.0.22 (2026-05-19)

Chores

• bump version to 2.0.22

Documentation

• add design spec for conditional policy relaxation (#827, #845)
• move design spec to docs/specs/
• add implementation plan for conditional policy relaxation (#827, #845)
• update denied-flags table for conditional push and branch policies (#827, #845)

Features

• add _is_protected_branch helper (#827)
• add _is_upstream_gone helper (#845)
• allow --force-with-lease on non-protected branches (#827)
• allow branch -D when upstream is gone (#845)

Styling

• fix lint and formatting issues

Testing

• cover empty-line branch in _is_upstream_gone