Scheduler Event Timeline

Root scheduler timeline product composing presets, resource lanes, and navigation.

See the crate README for calendar vs timeline selection. and feature previews for drag, editing, and lazy loading.

• Resource-based Gantt-style timelines with zoom presets
• Applications that need preset-aware visible_date navigation

• Bind events, resources, and visible_date as signals.
• Control zoom with preset.
• Enable SchedulerFeatures::TIMELINE in features.

Events without a resource_id are not shown on the timeline.