Why: branches merged into main had left their task cards open; backfill status and archive to prevent bookkeeping debt.
Evidence: feature-admin-auth-gate-fix.md(PR#360) — 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.
回填并归档已合入任务卡:feature/admin-auth-gate-fix(主记录 Dev PR #360)。
Refs: Backend#153/#154、Frontend#54、Dev#360(合入 5d6d1d2)。