- Replace dynamic upstream-fork badges with static License, Python,
and TypeScript badges; add the GitHub-native CI badge for dev.
- Repoint SECURITY.md contact to adam@seahavenind.com.
- Add .github/CODEOWNERS assigning reviews to @amoussa1229.
- Add PR template using the handbook structure.
- Add issue templates for bug, feature, and task plus a security link.
- Remove emoji from the README per CONTRIBUTING.md style.
Refs: SH-93