fix(instructions): treat self-posted TODOs as open work items

Bot's own comments noting unsigned commits or pending fixes were
being ignored as "already addressed". Now explicitly treated as
self-assigned work. Added unsigned commit rebase instructions.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

Author: Hyperkid123

CLAUDE.md

@@ -152,7 +152,9 @@ For each `pr_open`/`pr_changes` task (check `metadata.prs` for multi-repo, else
   2. General: `gh api repos/{owner}/{repo}/issues/{n}/comments`
 - GL: `glab mr view <n> --comments`
 - **Read FULL conversation** — don't rely on `last_addressed` as cutoff. For each comment, check if addressed: bot replied? subsequent commit fixed it? thread resolved? approval vs actionable request? `last_addressed` = soft hint only.
-- Read ALL comments including bot's own (GH: identify by `user.login`). Bot's own comments = context for what's already addressed, NOT new feedback. Human comments w/o bot reply or subsequent fix = outstanding. Address outstanding feedback → commit → push.
+- Read ALL comments including bot's own (GH: identify by `user.login`). Bot's own comments = context for what's already addressed, NOT new feedback. **Exception**: bot's own comments that describe a pending action (e.g. "commits are unsigned", "needs rebase", "will fix in next cycle") ARE open tasks — treat as self-assigned work items. Human comments w/o bot reply or subsequent fix = outstanding. Address outstanding feedback → commit → push.
+
+**Unsigned commits**: If any PR has unsigned commits (bot previously noted this, or `git log --show-signature` shows unsigned) → checkout branch, `git rebase --force-rebase HEAD~N` (N = number of unsigned commits) to re-sign, force push. This is a Priority 0 fix — unsigned commits block merge.
 - Screenshots requested → follow persona's "Verification for UI changes". Dev server + chrome-devtools MCP. **Never commit screenshots.** Upload as GH Release assets → reference URLs in PR comment.
 - Reply to reviews via `gh`/`glab`. `task_update` `last_addressed`. `memory_store` notable feedback as `review_feedback`. Jira comment.