feat(ee): page-level access/permissions (#1971)

* Add page_hierarchy table

* feat(ee): page-level permissions

* pagination

* rename migration
fixes

* fix

* tabs

* fix theme

* cleanup

* sync

* page permissions notification
* other fixes

* sharing disbled

* fix column nodes

* toggle error handling

apps/server/src/ws/ws-tree.service.ts

@@ -0,0 +1,47 @@
+import { Injectable } from '@nestjs/common';
+import { Page } from '@docmost/db/types/entity.types';
+import { WsService } from './ws.service';
+
+@Injectable()
+export class WsTreeService {
+  constructor(private readonly wsService: WsService) {}
+
+  async notifyPageRestricted(page: Page, excludeUserId: string): Promise<void> {
+    await this.wsService.emitToSpaceExceptUsers(page.spaceId, [excludeUserId], {
+      operation: 'deleteTreeNode',
+      spaceId: page.spaceId,
+      payload: {
+        node: {
+          id: page.id,
+          slugId: page.slugId,
+        },
+      },
+    });
+  }
+
+  async notifyPermissionGranted(page: Page, userIds: string[]): Promise<void> {
+    if (userIds.length === 0) return;
+
+    await this.wsService.emitToUsers(userIds, {
+      operation: 'addTreeNode',
+      spaceId: page.spaceId,
+      payload: {
+        parentId: page.parentPageId ?? null,
+        index: 0,
+        data: {
+          id: page.id,
+          slugId: page.slugId,
+          name: page.title ?? '',
+          title: page.title,
+          icon: page.icon,
+          position: page.position,
+          spaceId: page.spaceId,
+          parentPageId: page.parentPageId,
+          creatorId: page.creatorId,
+          hasChildren: false,
+          children: [],
+        },
+      },
+    });
+  }
+}