PR Description Skill -- Anchored, Concise, Validated PR Bodies

When to use

Trigger this skill on any of the following intents:

• "write a PR description"
• "draft a PR body"
• "open a PR" / "open this PR" / "let's open the PR"
• "fill in the PR template"
• "summarize this branch as a PR"
• "create the PR write-up"

Reusable for any PR against microsoft/apm. The output is one markdown file that the orchestrator pastes into gh pr create --body-file or surfaces to the maintainer.

Output charset rule (read this first)