Created detailed documentation covering:
- Authentication and SSO login flow
- Adding new applications (Git and UI methods)
- Repository credential rotation procedure
- Emergency recovery procedures (with critical safety warnings)
- Self-management architecture
- Monitoring, maintenance, and troubleshooting
- Backup and disaster recovery
Updated README.md with Argo CD section and links to docs.
Updated docs/README.md to index the new Argo CD documentation.
Co-Authored-By: Paperclip <noreply@paperclip.ing>
