Implement 'gt mq integration status <epic>' command that displays: - Integration branch name and creation date - Commits ahead of main - Merged MRs (closed, targeting integration branch) - Pending MRs (open, targeting integration branch) Also adds git helpers for BranchCreatedDate and CommitsAhead. 🤖 Generated with [Claude Code](https://claude.com/claude-code) Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>