feat(lesson-preparation): add AI evaluation, analytics, attachments, calendar, comments, review, substitutes, formative, and version diff

- Add actions-ai-evaluation, actions-analytics, actions-attachments, actions-calendar, actions-comments, actions-formative, actions-questions, actions-review, actions-substitutes

- Add corresponding data-access layers for each new action module

- Add calendar-view, curriculum-map-view, version-diff-viewer components

- Add editor-slice, selection-slice, version-slice hooks for state management

- Add document-diff and scope-check lib utilities

- Add default-question-service and external-questions-bridge services

src/modules/lesson-preparation/components/node-editor.tsx

@@ -127,8 +127,8 @@ export function NodeEditor({}: Props) {
   );
 
   const rfEdges: Edge[] = useMemo(
-    () => toRfEdges(doc.edges, selectedNodeId, doc.anchors),
-    [doc.edges, selectedNodeId, doc.anchors],
+    () => toRfEdges(doc.edges, selectedNodeId, doc.anchors, doc.nodes),
+    [doc.edges, selectedNodeId, doc.anchors, doc.nodes],
   );
 
   const onNodesChange = useCallback(
@@ -221,6 +221,10 @@ export function NodeEditor({}: Props) {
         nodesDraggable
         edgesFocusable
         elementsSelectable
+        panOnDrag
+        zoomOnPinch
+        zoomOnDoubleClick={false}
+        selectionOnDrag={false}
         deleteKeyCode={["Backspace", "Delete"]}
         multiSelectionKeyCode={["Shift", "Meta", "Control"]}
         defaultEdgeOptions={{