Improve annotations (#5919)

* Text box/notes movement improvements ✅
* Fix the issue where hiding, then showing annotations looses progress ✅
* Fix the issue where hidig/showing annotations jumps you back up to the
top of your open document ✅
* Support ctrl+c and  ctrl+v and backspace to delete ✅
* Better handling when moving to different tool from annotate ✅
* Added a color picker eyedropper button  ✅
* Auto-switch to Select after note/text placement, so users can quickly
place and type ✅

frontend/src/core/components/viewer/AnnotationAPIBridge.tsx

@@ -8,6 +8,7 @@ import type {
   AnnotationEvent,
   AnnotationPatch,
   AnnotationRect,
+  AnnotationSelection,
 } from '@app/components/viewer/viewerTypes';
 import { useDocumentReady } from '@app/components/viewer/hooks/useDocumentReady';
 
@@ -86,9 +87,13 @@ type AnnotationApiSurface = {
   setActiveTool: (toolId: AnnotationToolId | null) => void;
   getActiveTool?: () => { id: AnnotationToolId } | null;
   setToolDefaults?: (toolId: AnnotationToolId, defaults: AnnotationDefaults) => void;
-  getSelectedAnnotation?: () => unknown | null;
+  getSelectedAnnotation?: () => AnnotationSelection | null;
   deselectAnnotation?: () => void;
   updateAnnotation?: (pageIndex: number, annotationId: string, patch: AnnotationPatch) => void;
+  deleteAnnotation?: (pageIndex: number, annotationId: string) => void;
+  deleteAnnotations?: (annotations: Array<{ pageIndex: number; id: string }>) => void;
+  createAnnotation?: (pageIndex: number, annotation: Record<string, unknown>) => void;
+  getSelectedAnnotations?: () => AnnotationSelection[];
   onAnnotationEvent?: (listener: (event: AnnotationEvent) => void) => void | (() => void);
   purgeAnnotation?: (pageIndex: number, annotationId: string) => void;
   /** v2.7.0: move annotation without regenerating its appearance stream */
@@ -380,6 +385,26 @@ export const AnnotationAPIBridge = forwardRef<AnnotationAPI>(function Annotation
         return api?.getActiveTool?.() ?? null;
       },
 
+      deleteAnnotation: (pageIndex: number, annotationId: string) => {
+        const api = annotationApi as unknown as AnnotationApiSurface | undefined;
+        api?.deleteAnnotation?.(pageIndex, annotationId);
+      },
+
+      deleteAnnotations: (annotations: Array<{ pageIndex: number; id: string }>) => {
+        const api = annotationApi as unknown as AnnotationApiSurface | undefined;
+        api?.deleteAnnotations?.(annotations);
+      },
+
+      createAnnotation: (pageIndex: number, annotation: Record<string, unknown>) => {
+        const api = annotationApi as unknown as AnnotationApiSurface | undefined;
+        api?.createAnnotation?.(pageIndex, annotation);
+      },
+
+      getSelectedAnnotations: () => {
+        const api = annotationApi as unknown as AnnotationApiSurface | undefined;
+        return api?.getSelectedAnnotations?.() ?? [];
+      },
+
       purgeAnnotation: (pageIndex: number, annotationId: string) => {
         const api = annotationApi as unknown as AnnotationApiSurface | undefined;
         api?.purgeAnnotation?.(pageIndex, annotationId);