feat: add project-aware agent workspace

src/features/workbench/hooks/use-workbench-drawing.ts

@@ -40,6 +40,7 @@ export type WorkbenchDrawingAnnotation = {
 };
 
 type UseWorkbenchDrawingOptions = {
+  selectionEnabled?: boolean;
   mapRef: RefObject<MapLibreMap | null>;
   mapReady: boolean;
   activeMode: WorkbenchDrawMode | null;
@@ -47,6 +48,7 @@ type UseWorkbenchDrawingOptions = {
 };
 
 export function useWorkbenchDrawing({
+  selectionEnabled = true,
   mapRef,
   mapReady,
   activeMode,
@@ -134,7 +136,7 @@ export function useWorkbenchDrawing({
 
   useEffect(() => {
     const map = mapRef.current;
-    if (!mapReady || !map || activeMode) {
+    if (!mapReady || !map || activeMode || !selectionEnabled) {
       return;
     }
 
@@ -167,6 +169,9 @@ export function useWorkbenchDrawing({
     });
 
     return () => {
+      // The map owner may already have disposed this instance during project switching.
+      // eslint-disable-next-line react-hooks/exhaustive-deps -- Read the live owner ref to detect map disposal.
+      if (mapRef.current !== activeMap) return;
       DRAWING_INTERACTIVE_LAYER_IDS.forEach((layerId) => {
         if (activeMap.getLayer(layerId)) {
           activeMap.off("click", layerId, handleDrawingClick);
@@ -175,7 +180,7 @@ export function useWorkbenchDrawing({
         }
       });
     };
-  }, [activeMode, mapReady, mapRef]);
+  }, [activeMode, mapReady, mapRef, selectionEnabled]);
 
   const updateDraft = useCallback(
     (draft: DrawingDraftState | null) => {