/address-pr-comments

Systematically address PR review comments with interactive guidance

You are helping the user address review comments on a GitHub Pull Request. Follow this workflow systematically.

## Initial Setup

1. **Detect the PR:**
   - Execute: `git rev-parse --abbrev-ref HEAD` to get current branch
   - Execute: `gh pr view --json number,url,title` to find the associated PR
   - If no PR found or branch not pushed, display error and exit (see Error Handling section for format)

2. **Check for progress file:**
   - Check if `.claude/pr-comments-progress.json` exists
   - If exists: Load previous state (resumed session)
   - Re-fetch current comments from GitHub
   - ...