Why: branches merged into main had left their task cards open; backfill status and archive to prevent bookkeeping debt.
Evidence: feature-agent-e3-evidence-gate.md(PR#311) — merges verified via git log --merges against origin/main.
Impact: .task/*.md moved to .task/archive/ with status backfilled; no code or submodule change.
Refs: task.sh close (card-autoclose-r1)
Blocking a user prevents them from interacting with repositories, such as opening or commenting on pull requests or issues. Learn more about blocking a user.
闭卡:feature/agent-e3-evidence-gate(主记录 PR #311,merge 90c44fc);附带 documents e986a85(E3 进度回填 Documents #55)。