feature(segmentation): Add contour tools and utilities in a side panel (#5517)

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>
Co-authored-by: Dan Rukas <dan.rukas@gmail.com>

extensions/cornerstone/src/services/SegmentationService/SegmentationService.test.ts

@@ -221,7 +221,7 @@ describe('SegmentationService', () => {
     it('should add event listeners', () => {
       service.onModeEnter();
 
-      expect(eventTarget.addEventListener).toHaveBeenCalledTimes(7);
+      expect(eventTarget.addEventListener).toHaveBeenCalledTimes(8);
 
       expect(eventTarget.addEventListener).toHaveBeenCalledWith(
         csToolsEnums.Events.SEGMENTATION_MODIFIED,
@@ -251,6 +251,10 @@ describe('SegmentationService', () => {
         csToolsEnums.Events.SEGMENTATION_ADDED,
         expect.any(Function)
       );
+      expect(eventTarget.addEventListener).toHaveBeenCalledWith(
+        csToolsEnums.Events.ANNOTATION_CUT_MERGE_PROCESS_COMPLETED,
+        expect.any(Function)
+      );
     });
   });
 
@@ -1999,7 +2003,7 @@ describe('SegmentationService', () => {
 
       service.addSegment(segmentationId, config);
 
-      expect(cstSegmentation.state.getSegmentation).toHaveBeenCalledTimes(1);
+      expect(cstSegmentation.state.getSegmentation).toHaveBeenCalledTimes(2);
       expect(cstSegmentation.state.getSegmentation).toHaveBeenCalledWith(segmentationId);
 
       expect(cstSegmentation.updateSegmentations).toHaveBeenCalledTimes(1);