feat(editor): replace spec provider with extension manager (#11861)

Closes: BS-3273

packages/frontend/core/src/modules/peek-view/view/ai-chat-block-peek-view/index.tsx

@@ -2,7 +2,6 @@ import { toReactNode } from '@affine/component';
 import { AIChatBlockPeekViewTemplate } from '@affine/core/blocksuite/ai';
 import type { AIChatBlockModel } from '@affine/core/blocksuite/ai/blocks/ai-chat-block/model/ai-chat-model';
 import { useAIChatConfig } from '@affine/core/components/hooks/affine/use-ai-chat-config';
-import { SpecProvider } from '@blocksuite/affine/shared/utils';
 import type { EditorHost } from '@blocksuite/affine/std';
 import { useMemo } from 'react';
 
@@ -18,11 +17,9 @@ export const AIChatBlockPeekView = ({
   const { docDisplayConfig, searchMenuConfig, networkSearchConfig } =
     useAIChatConfig();
   return useMemo(() => {
-    const previewSpecBuilder = SpecProvider._.getSpec('preview:page');
     const template = AIChatBlockPeekViewTemplate(
       model,
       host,
-      previewSpecBuilder,
       docDisplayConfig,
       searchMenuConfig,
       networkSearchConfig

packages/frontend/core/src/modules/workspace/impls/doc.ts

@@ -1,4 +1,4 @@
-import { SpecProvider } from '@blocksuite/affine/shared/utils';
+import { getStoreManager } from '@affine/core/blocksuite/manager/migrating-store';
 import {
   AwarenessStore,
   type Doc,
@@ -294,11 +294,9 @@ export class DocImpl implements Doc {
       return this._storeMap.get(key) as Store;
     }
 
-    const storeExtensions = SpecProvider._.getSpec('store');
+    const storeExtensions = getStoreManager().get('store');
     const extensionSet = new Set(
-      storeExtensions.value
-        .concat(extensions ?? [])
-        .concat(this.storeExtensions)
+      storeExtensions.concat(extensions ?? []).concat(this.storeExtensions)
     );
 
     const doc = new Store({