diff --git a/blocksuite/affine/block-embed/src/common/render-linked-doc.ts b/blocksuite/affine/block-embed/src/common/render-linked-doc.ts
index e2e6878b8..7494df62b 100644
--- a/blocksuite/affine/block-embed/src/common/render-linked-doc.ts
+++ b/blocksuite/affine/block-embed/src/common/render-linked-doc.ts
@@ -10,7 +10,7 @@ import {
 import { EMBED_CARD_HEIGHT } from '@blocksuite/affine-shared/consts';
 import { NotificationProvider } from '@blocksuite/affine-shared/services';
 import { matchModels, SpecProvider } from '@blocksuite/affine-shared/utils';
-import { BlockStdScope } from '@blocksuite/block-std';
+import { BlockStdScope, EditorLifeCycleExtension } from '@blocksuite/block-std';
 import {
   type BlockModel,
   type BlockSnapshot,
@@ -351,7 +351,9 @@ export function notifyDocCreated(std: BlockStdScope, doc: Store) {
   // edit or undo or switch doc, close notify toast
   const addHandler = doc.history.on('stack-item-added', closeNotify);
   const popHandler = doc.history.on('stack-item-popped', closeNotify);
-  const disposable = std.host.slots.unmounted.on(closeNotify);
+  const disposable = std
+    .get(EditorLifeCycleExtension)
+    .slots.unmounted.on(closeNotify);
 
   notification.notify({
     title: 'Linked doc created',
diff --git a/blocksuite/affine/block-root/src/widgets/element-toolbar/change-note-button.ts b/blocksuite/affine/block-root/src/widgets/element-toolbar/change-note-button.ts
index 14dc9003f..6f86073e8 100644
--- a/blocksuite/affine/block-root/src/widgets/element-toolbar/change-note-button.ts
+++ b/blocksuite/affine/block-root/src/widgets/element-toolbar/change-note-button.ts
@@ -30,6 +30,7 @@ import {
   TelemetryProvider,
   ThemeProvider,
 } from '@blocksuite/affine-shared/services';
+import { EditorLifeCycleExtension } from '@blocksuite/block-std';
 import { Bound } from '@blocksuite/global/gfx';
 import { WithDisposable } from '@blocksuite/global/lit';
 import {
@@ -210,7 +211,9 @@ export class EdgelessChangeNoteButton extends WithDisposable(LitElement) {
 
     const addHandler = this.doc.history.on('stack-item-added', closeNotify);
     const popHandler = this.doc.history.on('stack-item-popped', closeNotify);
-    const disposable = this.edgeless.std.host.slots.unmounted.on(closeNotify);
+    const disposable = this.edgeless.std
+      .get(EditorLifeCycleExtension)
+      .slots.unmounted.on(closeNotify);
 
     const undo = () => {
       this.doc.undo();
diff --git a/blocksuite/affine/components/src/embed-card-modal/embed-card-edit-modal.ts b/blocksuite/affine/components/src/embed-card-modal/embed-card-edit-modal.ts
index f357f7467..fee0b942a 100644
--- a/blocksuite/affine/components/src/embed-card-modal/embed-card-edit-modal.ts
+++ b/blocksuite/affine/components/src/embed-card-modal/embed-card-edit-modal.ts
@@ -15,10 +15,11 @@ import {
   listenClickAway,
   stopPropagation,
 } from '@blocksuite/affine-shared/utils';
-import type {
-  BlockComponent,
-  BlockStdScope,
-  EditorHost,
+import {
+  type BlockComponent,
+  type BlockStdScope,
+  type EditorHost,
+  EditorLifeCycleExtension,
 } from '@blocksuite/block-std';
 import { SignalWatcher, WithDisposable } from '@blocksuite/global/lit';
 import { nextTick } from '@blocksuite/global/utils';
@@ -256,7 +257,9 @@ export class EmbedCardEditModal extends SignalWatcher(
   override connectedCallback() {
     super.connectedCallback();
 
-    this.disposables.add(this.host.slots.unmounted.on(this._hide));
+    this.disposables.add(
+      this.host.std.get(EditorLifeCycleExtension).slots.unmounted.on(this._hide)
+    );
     this._updateInfo();
   }
 
diff --git a/blocksuite/affine/components/src/notification/linked-doc.ts b/blocksuite/affine/components/src/notification/linked-doc.ts
index 2498f3c0b..18f57a9fb 100644
--- a/blocksuite/affine/components/src/notification/linked-doc.ts
+++ b/blocksuite/affine/components/src/notification/linked-doc.ts
@@ -1,5 +1,8 @@
 import { NotificationProvider } from '@blocksuite/affine-shared/services';
-import type { BlockStdScope } from '@blocksuite/block-std';
+import {
+  type BlockStdScope,
+  EditorLifeCycleExtension,
+} from '@blocksuite/block-std';
 
 import { toast } from '../toast/toast.js';
 
@@ -26,7 +29,9 @@ function notify(std: BlockStdScope, title: string, message: string) {
   // edit or undo or switch doc, close notify toast
   const addHandler = doc.history.on('stack-item-added', closeNotify);
   const popHandler = doc.history.on('stack-item-popped', closeNotify);
-  const disposable = host.slots.unmounted.on(closeNotify);
+  const disposable = host.std
+    .get(EditorLifeCycleExtension)
+    .slots.unmounted.on(closeNotify);
 
   notification.notify({
     title,
diff --git a/blocksuite/framework/block-std/src/extension/editor-life-cycle.ts b/blocksuite/framework/block-std/src/extension/editor-life-cycle.ts
new file mode 100644
index 000000000..250d6305b
--- /dev/null
+++ b/blocksuite/framework/block-std/src/extension/editor-life-cycle.ts
@@ -0,0 +1,48 @@
+import { DisposableGroup, Slot } from '@blocksuite/global/slot';
+
+import type { BlockStdScope } from '../scope/block-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 Slot(),
+    mounted: new Slot(),
+    rendered: new Slot(),
+    unmounted: new Slot(),
+  };
+
+  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.emit();
+  }
+
+  override mounted() {
+    super.mounted();
+    this.slots.mounted.emit();
+  }
+
+  override rendered() {
+    super.rendered();
+    this.slots.rendered.emit();
+  }
+
+  override unmounted() {
+    super.unmounted();
+    this.slots.unmounted.emit();
+
+    this.disposables.dispose();
+  }
+}
diff --git a/blocksuite/framework/block-std/src/extension/index.ts b/blocksuite/framework/block-std/src/extension/index.ts
index 204b6473c..1c2fe198e 100644
--- a/blocksuite/framework/block-std/src/extension/index.ts
+++ b/blocksuite/framework/block-std/src/extension/index.ts
@@ -1,6 +1,7 @@
 export * from './block-view.js';
 export * from './config.js';
 export * from './dnd/index.js';
+export * from './editor-life-cycle.js';
 export * from './flavour.js';
 export * from './keymap.js';
 export * from './lifecycle-watcher.js';
diff --git a/blocksuite/framework/block-std/src/scope/block-std-scope.ts b/blocksuite/framework/block-std/src/scope/block-std-scope.ts
index 636ca2e40..130d5956b 100644
--- a/blocksuite/framework/block-std/src/scope/block-std-scope.ts
+++ b/blocksuite/framework/block-std/src/scope/block-std-scope.ts
@@ -10,6 +10,7 @@ import { Clipboard } from '../clipboard/index.js';
 import { CommandManager } from '../command/index.js';
 import { UIEventDispatcher } from '../event/index.js';
 import { DndController } from '../extension/dnd/index.js';
+import { EditorLifeCycleExtension } from '../extension/editor-life-cycle.js';
 import { GfxController } from '../gfx/controller.js';
 import { GfxSelectionManager } from '../gfx/selection.js';
 import { SurfaceMiddlewareExtension } from '../gfx/surface-middleware.js';
@@ -41,6 +42,7 @@ const internalExtensions = [
   SurfaceMiddlewareExtension,
   ViewManager,
   DndController,
+  EditorLifeCycleExtension,
 ];
 
 export class BlockStdScope {
diff --git a/blocksuite/framework/block-std/src/view/element/lit-host.ts b/blocksuite/framework/block-std/src/view/element/lit-host.ts
index 63a4dbe81..534195c24 100644
--- a/blocksuite/framework/block-std/src/view/element/lit-host.ts
+++ b/blocksuite/framework/block-std/src/view/element/lit-host.ts
@@ -4,7 +4,6 @@ import {
   handleError,
 } from '@blocksuite/global/exceptions';
 import { SignalWatcher, WithDisposable } from '@blocksuite/global/lit';
-import { Slot } from '@blocksuite/global/slot';
 import {
   type BlockModel,
   Store,
@@ -90,10 +89,6 @@ export class EditorHost extends SignalWatcher(
     )}`;
   };
 
-  readonly slots = {
-    unmounted: new Slot(),
-  };
-
   get command(): CommandManager {
     return this.std.command;
   }
@@ -131,8 +126,6 @@ export class EditorHost extends SignalWatcher(
   override disconnectedCallback() {
     super.disconnectedCallback();
     this.std.unmount();
-    this.slots.unmounted.emit();
-    this.slots.unmounted.dispose();
   }
 
   override async getUpdateComplete(): Promise<boolean> {
diff --git a/packages/backend/server/src/schema.gql b/packages/backend/server/src/schema.gql
index c9268e638..44e7b4e55 100644
--- a/packages/backend/server/src/schema.gql
+++ b/packages/backend/server/src/schema.gql
@@ -330,7 +330,7 @@ type EditorType {
   name: String!
 }
 
-union ErrorDataUnion = AlreadyInSpaceDataType | BlobNotFoundDataType | CopilotContextFileNotSupportedDataType | CopilotDocNotFoundDataType | CopilotFailedToMatchContextDataType | CopilotFailedToModifyContextDataType | CopilotInvalidContextDataType | CopilotMessageNotFoundDataType | CopilotPromptNotFoundDataType | CopilotProviderSideErrorDataType | DocActionDeniedDataType | DocHistoryNotFoundDataType | DocNotFoundDataType | DocUpdateBlockedDataType | ExpectToGrantDocUserRolesDataType | ExpectToRevokeDocUserRolesDataType | ExpectToUpdateDocUserRoleDataType | GraphqlBadRequestDataType | InvalidEmailDataType | InvalidHistoryTimestampDataType | InvalidLicenseUpdateParamsDataType | InvalidOauthCallbackCodeDataType | InvalidPasswordLengthDataType | InvalidRuntimeConfigTypeDataType | MemberNotFoundInSpaceDataType | MissingOauthQueryParameterDataType | NotInSpaceDataType | QueryTooLongDataType | RuntimeConfigNotFoundDataType | SameSubscriptionRecurringDataType | SpaceAccessDeniedDataType | SpaceNotFoundDataType | SpaceOwnerNotFoundDataType | SpaceShouldHaveOnlyOneOwnerDataType | SubscriptionAlreadyExistsDataType | SubscriptionNotExistsDataType | SubscriptionPlanNotFoundDataType | UnknownOauthProviderDataType | UnsupportedClientVersionDataType | UnsupportedSubscriptionPlanDataType | VersionRejectedDataType | WorkspaceMembersExceedLimitToDowngradeDataType | WorkspacePermissionNotFoundDataType | WrongSignInCredentialsDataType
+union ErrorDataUnion = AlreadyInSpaceDataType | BlobNotFoundDataType | CopilotContextFileNotSupportedDataType | CopilotDocNotFoundDataType | CopilotFailedToMatchContextDataType | CopilotFailedToModifyContextDataType | CopilotInvalidContextDataType | CopilotMessageNotFoundDataType | CopilotPromptNotFoundDataType | CopilotProviderSideErrorDataType | DocActionDeniedDataType | DocHistoryNotFoundDataType | DocNotFoundDataType | DocUpdateBlockedDataType | ExpectToGrantDocUserRolesDataType | ExpectToRevokeDocUserRolesDataType | ExpectToUpdateDocUserRoleDataType | GraphqlBadRequestDataType | InvalidEmailDataType | InvalidHistoryTimestampDataType | InvalidLicenseUpdateParamsDataType | InvalidOauthCallbackCodeDataType | InvalidPasswordLengthDataType | InvalidRuntimeConfigTypeDataType | MemberNotFoundInSpaceDataType | MissingOauthQueryParameterDataType | NotInSpaceDataType | QueryTooLongDataType | RuntimeConfigNotFoundDataType | SameSubscriptionRecurringDataType | SpaceAccessDeniedDataType | SpaceNotFoundDataType | SpaceOwnerNotFoundDataType | SpaceShouldHaveOnlyOneOwnerDataType | SubscriptionAlreadyExistsDataType | SubscriptionNotExistsDataType | SubscriptionPlanNotFoundDataType | UnknownOauthProviderDataType | UnsupportedClientVersionDataType | UnsupportedSubscriptionPlanDataType | ValidationErrorDataType | VersionRejectedDataType | WorkspaceMembersExceedLimitToDowngradeDataType | WorkspacePermissionNotFoundDataType | WrongSignInCredentialsDataType
 
 enum ErrorNames {
   ACCESS_DENIED
@@ -1231,6 +1231,10 @@ type UserType {
   token: tokenType! @deprecated(reason: "use [/api/auth/sign-in?native=true] instead")
 }
 
+type ValidationErrorDataType {
+  errors: String!
+}
+
 type VersionRejectedDataType {
   serverVersion: String!
   version: String!