- Add three new user accounts: admin_uibk, julia_steiner, and summitwave_general
- Add direct download link for summitwave-beacon.crt certificate in manual
- Provide alternative download method alongside existing browser-based certificate retrieval
- Delete deploy_to_hetzner_AI.sh which was superseded by main deployment script
- Remove cache-busting implementation for index_noSIG_AIopt.html
- Clean up unused SFTP deployment workflow with sshpass authentication
