feat(editor): data view and database extension (#11837)

Closes: BS-3191
Closes: BS-3192

blocksuite/affine/blocks/data-view/src/store.ts

@@ -0,0 +1,15 @@
+import {
+  type StoreExtensionContext,
+  StoreExtensionProvider,
+} from '@blocksuite/affine-ext-loader';
+
+import { DataViewBlockSchemaExtension } from './data-view-model';
+
+export default class DataViewStoreExtension extends StoreExtensionProvider {
+  override name = 'affine-data-view-block';
+
+  override setup(context: StoreExtensionContext) {
+    super.setup(context);
+    context.register(DataViewBlockSchemaExtension);
+  }
+}

blocksuite/affine/blocks/data-view/src/view.ts

@@ -0,0 +1,28 @@
+import {
+  type ViewExtensionContext,
+  ViewExtensionProvider,
+} from '@blocksuite/affine-ext-loader';
+import { BlockViewExtension, FlavourExtension } from '@blocksuite/std';
+import { literal } from 'lit/static-html.js';
+
+import { DataViewBlockSchema } from './data-view-model';
+import { effects } from './effects';
+
+const flavour = DataViewBlockSchema.model.flavour;
+
+export default class DataViewViewExtension extends ViewExtensionProvider {
+  override name = 'affine-data-view-block';
+
+  override effect() {
+    super.effect();
+    effects();
+  }
+
+  override setup(context: ViewExtensionContext) {
+    super.setup(context);
+    context.register([
+      FlavourExtension(flavour),
+      BlockViewExtension(flavour, literal`affine-data-view`),
+    ]);
+  }
+}