Agent Skills: verify-pr-proof

Single-invocation ProofOps orchestrator for verifying a PR, branch, or completed coding task end to end with definition-of-done gating, Code Review agents, Browser QA agents, Developer Fixer agents, optional framework diagnostics, Agent Browser evidence, iterative fixes, validated artifacts, optional Remotion plus Deepgram proof video, and final commit. Use when the user asks to verify, review, prove, QA, test, inspect a PR/branch/task, create evidence, produce proof of work, or run ProofOps.