PR Multi-Agent Review

Orchestrate a panel of local AI coding CLIs (claude, codex, agy, opencode, cursor) to independently review the Pull Request currently checked out, then collate their findings into one consensus-first markdown report plus a visual HTML dashboard. Use this whenever the user wants a "multi-agent", "panel", "multi-model", or "second opinion" review of the current branch/PR, asks to "review this PR with several agents / models", wants reviews "collated" or "cross-checked" across tools, or wants the review to also cover tests, a manual testing plan, documentation updates, and unresolved GitHub review threads. Nothing is posted to GitHub — the output is local files. Do NOT use f…