refactor(editor): rename block-std to std (#11250)

Closes: BS-2946

blocksuite/framework/std/src/extension/editor-life-cycle.ts

@@ -0,0 +1,49 @@
+import { DisposableGroup } from '@blocksuite/global/disposable';
+import { Subject } from 'rxjs';
+
+import type { BlockStdScope } from '../scope/std-scope';
+import { LifeCycleWatcher } from './lifecycle-watcher';
+
+export class EditorLifeCycleExtension extends LifeCycleWatcher {
+  static override key = 'editor-life-cycle';
+
+  disposables = new DisposableGroup();
+
+  readonly slots = {
+    created: new Subject<void>(),
+    mounted: new Subject<void>(),
+    rendered: new Subject<void>(),
+    unmounted: new Subject<void>(),
+  };
+
+  constructor(override readonly std: BlockStdScope) {
+    super(std);
+
+    this.disposables.add(this.slots.created);
+    this.disposables.add(this.slots.mounted);
+    this.disposables.add(this.slots.rendered);
+    this.disposables.add(this.slots.unmounted);
+  }
+
+  override created() {
+    super.created();
+    this.slots.created.next();
+  }
+
+  override mounted() {
+    super.mounted();
+    this.slots.mounted.next();
+  }
+
+  override rendered() {
+    super.rendered();
+    this.slots.rendered.next();
+  }
+
+  override unmounted() {
+    super.unmounted();
+    this.slots.unmounted.next();
+
+    this.disposables.dispose();
+  }
+}