- Add new server/Dockerfile for Go backend containerization with multi-stage build
- Update docker-compose.dev.yml to include server service with database and Redis dependencies
- Migrate Sublist3r tool path from /usr/local/share to /opt/orbit-tools/share for consistency
- Add legacy notice to docker/worker/Dockerfile clarifying it's for old Python executor
- Update subdomain discovery documentation with RFC3339 timestamp format
- Update template parsing test to reflect new tool path location
- Consolidate development environment configuration with all required services
