Adds standard credential gitignore (.env / *.pem / .secrets/ / .auth_token).
Per-CEO directive 2026-04-16: every plugin and template repo should
gitignore credentials so self-hosters can't accidentally commit real
tokens to public repos.
Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
molecli — Go TUI dashboard for Molecule AI workspace monitoring.
Note: currently depends on platform Go packages; full API-only
decoupling tracked as follow-up.
