upgrade to cordis v3 (#733)

Co-authored-by: panda <panda_dtdyy@outlook.com>

packages/ui-default/pages/home_messages.page.tsx

@@ -3,7 +3,7 @@ import React from 'react';
 import { createRoot } from 'react-dom/client';
 import VjNotification from 'vj/components/notification';
 import selectUser from 'vj/components/selectUser';
-import { Context, ctx, Service } from 'vj/context';
+import { ctx, Service } from 'vj/context';
 import { NamedPage } from 'vj/misc/Page';
 import { api, gql, loadReactRedux } from 'vj/utils';
 
@@ -12,7 +12,7 @@ class MessagePadService extends Service {
     super(ctx, 'messagepad', true);
   }
 }
-Context.service('messagepad', MessagePadService);
+
 declare module '../context' {
   interface Context {
     messagepad: MessagePadService;
@@ -43,6 +43,7 @@ const page = new NamedPage('home_messages', () => {
 
     reduxStore = store;
     (window as any).store = reduxStore;
+    ctx.provide('messagepad');
     ctx.messagepad = new MessagePadService(store, WebSocket);
 
     const sock = new WebSocket(`${UiContext.ws_prefix}home/messages-conn`);