/prep-pr

Prepare and validate a pull request for an upstream open source contribution. Steps: 1. Check for CONTRIBUTING.md in the repo and read it 2. Check for `.github/PULL_REQUEST_TEMPLATE.md` and read it 3. Review all changes on the current branch vs main: `git diff main...HEAD` 4. Verify scope -- flag any files changed outside the intended fix area 5. Check if tests exist for the changes and if they pass 6. Generate a PR title matching the upstream convention 7. Generate a PR description filling all template fields 8. Check for CLA requirements 9. Show the prepared PR for review before creating...

Prepare and validate a pull request for an upstream open source contribution.

Steps:

Check for CONTRIBUTING.md in the repo and read it
Check for .github/PULL_REQUEST_TEMPLATE.md and read it
Review all changes on the current branch vs main: git diff main...HEAD
Verify scope -- flag any files changed outside the intended fix area
Check if tests exist for the changes and if they pass
Generate a PR title matching the upstream convention
Generate a PR description filling all template fields
Check for CLA requirements
Show the prepared PR for review before creating

For Airflow specifically:

Ensure AI disclosure checkbox is included
Use [component] Description title format
Verify template rendering tests use create_task_instance_of_operator

Do NOT create the PR automatically -- show the prepared content for user review first.