- Add 4-step modal wizard for first-time configuration
- Step 1: Welcome with Docker/container status checks
- Step 2: Add/remove media library paths with type presets
- Step 3: Network configuration (domain, HAProxy, ACME)
- Step 4: Complete with link to Jellyfin Web UI
- Add RPCD methods: get_wizard_status, set_wizard_complete,
add_media_path, remove_media_path, get_media_paths
- Auto-trigger wizard when installed but not configured
- Add wizard.css with step indicators and form styling
- Update Makefile to install CSS resources
Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>