- Add Redis service for caching and background job processing - Add Sidekiq worker service for background tasks - Update to tagged version 0.28.1 for stability - Fix Redis URL format to resolve parsing errors - Remove incorrect volume mounts and SQLite paths - Add proper service dependencies and health checks - Use vault variable for SECRET_KEY_BASE security 🤖 Generated with [Claude Code](https://claude.ai/code) Co-Authored-By: Claude <noreply@anthropic.com>