Run a newcomer-focused pre-flight checklist on a local branch before opening a pull request. Checks CONTRIBUTING conventions, SPDX headers on new files, commit-message shape (including the Generated-by: trailer for AI-assisted work), and the placeholder convention — then returns a structured checkli
Run a newcomer-focused pre-flight checklist on a local branch before opening a pull request. Checks CONTRIBUTING conventions, SPDX headers on new files, commit-message shape (including the Generated-by: trailer for AI-assisted work), and the placeholder convention — then returns a structured checklist report. Read-only; no state changes, no PR, no external writes.