Initial commit: Telegram Management System

Full-stack web application for Telegram management
- Frontend: Vue 3 + Vben Admin
- Backend: NestJS
- Features: User management, group broadcast, statistics

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>

frontend/tests/unit/HelloWorld.spec.js

@@ -0,0 +1,13 @@
+import { expect } from 'chai'
+import { shallow } from '@vue/test-utils'
+import HelloWorld from '@/components/HelloWorld.vue'
+
+describe('HelloWorld.vue', () => {
+  it('renders props.msg when passed', () => {
+    const msg = 'new message'
+    const wrapper = shallow(HelloWorld, {
+      propsData: { msg }
+    })
+    expect(wrapper.text()).to.include(msg)
+  })
+})