Finish a Branch

Resolve the requested outcome, prepare the branch, and perform that outcome.

Invariants

REUSE EVIDENCE BOUND TO THE CURRENT REVISION.
FALL BACK TO VERIFICATION WHEN THAT EVIDENCE IS ABSENT OR STALE.
NEVER DELETE WORK WITHOUT LITERAL CONFIRMATION.

Agent-authored PR title and body remain reviewer truth. There is no package approval loop and no .skills/pr-packages/ tree.

1. Resolve intent

Walk this ladder and stop at the first rung that resolves: