[arabcoders]

• Added support for new external applications (plex, jellyfin, emby) in ExternalNotificationConfig.
• Extended plugin input field types and UI hints to support a new path_mappings field, allowing for better integration in UI forms and configuration.
• Refactored protocol messages.
• Improved descriptions and default values in StreamPolicyInputs and AudioPlanInputs for clearer user guidance and better UI/UX, especially regarding audio and subtitle handling.
• Added a GitHub Actions workflow to automatically append commit logs to GitHub release notes for new tags, streamlining release management.
• Assigned explicit container names to Docker Compose services for easier management and removed the need for a node enrollment token file in the default configuration, simplifying setup.