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- Roadmap #22: File→Import JSON to restore a diagram (drag-drop or file picker) - Roadmap #23: Duplicate diagram from diagram list - Roadmap #24: DRC panel with collapsible categories (unconnected pins, dup refs, no length, no P/N) - Multi-view tabs: named views per diagram with independent device/wire layouts; snapshot-on-entry prevents bleed - Keyboard arrow nudge for selected device(s) - Undo for move, duplicate, label/property changes - Wire jump arcs toggle (⌒ Jumps button in toolbar) - Shift+click multi-wire selection; right-click bulk clear waypoints or auto-route - Auto-route: obstacle-avoiding ortho routing for single or bulk selected wires - Delete view tab with × button; right-click context menu for rename/delete Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>