fix(core): can not preview image in shared page (#7466)

FIx BS-798

packages/frontend/core/src/components/blocksuite/block-suite-editor/lit-adaper.tsx

@@ -97,9 +97,7 @@ const usePatchSpecs = (page: Doc, shared: boolean, mode: DocMode) => {
       patchReferenceRenderer(patched, reactToLit, referenceRenderer),
       confirmModal
     );
-    if (!page.readonly) {
-      patched = patchPeekViewService(patched, peekViewService);
-    }
+    patched = patchPeekViewService(patched, peekViewService);
     if (!page.readonly) {
       patched = patchQuickSearchService(patched, framework);
     }

packages/frontend/core/src/components/blocksuite/block-suite-editor/specs/custom/spec-patchers.tsx

@@ -514,7 +514,7 @@ export function patchQuickSearchService(
 @customElement('affine-linked-doc-ref-block')
 // @ts-expect-error ignore private warning for overriding _load
 export class LinkedDocBlockComponent extends EmbedLinkedDocBlockComponent {
-  override _load() {
+  override async _load() {
     this.isBannerEmpty = true;
   }
 }