Description
The repository had no security policy, code of conduct, or contributor guidance beyond a stub, and no issue or PR templates.
Final Summary
Landed in 3854a50: added SECURITY.md and CODE_OF_CONDUCT.md (Contributor Covenant), expanded CONTRIBUTING.md with the real build/test/lint gate and the Conventional Commits requirement, and added .github/ISSUE_TEMPLATE/ plus .github/pull_request_template.md. The same commit added ROADMAP.md, the file this tracker replaces.