chore: merge blocksuite source code (#9213)

blocksuite/framework/block-std/src/gfx/identifiers.ts

@@ -0,0 +1,10 @@
+import type { ServiceIdentifier } from '@blocksuite/global/di';
+
+import { LifeCycleWatcherIdentifier } from '../identifier.js';
+import type { GfxController } from './controller.js';
+
+export const gfxControllerKey = 'GfxController';
+
+export const GfxControllerIdentifier = LifeCycleWatcherIdentifier(
+  gfxControllerKey
+) as ServiceIdentifier<GfxController>;