fix: increase deployment timeout to 30 minutes for all apps

- Added command_timeout: 30m to all SSH deployment workflows
- Prevents timeout issues during Docker builds
- Applies to landing, hackathon, gacha, dimentorin, and backoffice

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>

.github/workflows/deploy-backoffice.yml

@@ -21,6 +21,7 @@ jobs:
           username: ${{ secrets.SSH_USER }}
           key: ${{ secrets.SSH_KEY }}
           port: ${{ secrets.SSH_PORT }}
+          command_timeout: 30m
           script: |
             set -e
             if [ ! -d ~/imphnen-frontend-service-backoffice ]; then