feat(circle): 添加酒友圈社交模块

- 新增酒友圈、圈子详情、发布动态、好友列表、活动创建等页面配置
- 添加酒友圈相关API接口，包括动态、评论、好友、活动等功能
- 实现模拟数据用于前端开发和测试
- 创建评论项、空状态、活动卡片、动态卡片、好友项等组件
- 编写酒友圈模块详细的接口文档，定义数据结构和业务规则

common/api.js

@@ -154,3 +154,107 @@ export async function refreshAuthToken() {
     return false
   }
 }
+
+// ==========================================
+// 酒友圈 API（当前返回 Mock 数据，后端就绪后切换为 SDK 调用）
+// ==========================================
+import { MOCK_FEEDS, MOCK_COMMENTS, MOCK_FRIENDS, MOCK_FRIEND_REQUESTS, MOCK_EVENTS } from './mock-data'
+
+/** 模拟网络延迟 */
+function mockDelay(data, ms = 300) {
+  return new Promise(resolve => setTimeout(() => resolve({ data }), ms))
+}
+
+/** 获取动态信息流 */
+export function GetCircleFeeds({ page = 1, pageSize = 10 } = {}) {
+  // TODO: 后端就绪后替换为 client.GetCircleFeeds(...)
+  const start = (page - 1) * pageSize
+  const list = MOCK_FEEDS.slice(start, start + pageSize)
+  return mockDelay({ list, total: MOCK_FEEDS.length, hasMore: start + pageSize < MOCK_FEEDS.length })
+}
+
+/** 点赞动态 */
+export function LikeFeed({ feedId }) {
+  return mockDelay({ success: true })
+}
+
+/** 取消点赞 */
+export function UnlikeFeed({ feedId }) {
+  return mockDelay({ success: true })
+}
+
+/** 获取动态评论 */
+export function GetFeedComments({ feedId }) {
+  const list = MOCK_COMMENTS[feedId] || []
+  return mockDelay({ list })
+}
+
+/** 发表评论 */
+export function AddComment({ feedId, content }) {
+  return mockDelay({ success: true, comment: { id: 'c_' + Date.now(), content, time: '刚刚' } })
+}
+
+/** 发布动态 */
+export function PublishFeed({ text, images, recordId, visibility }) {
+  return mockDelay({ success: true, feedId: 'feed_' + Date.now() })
+}
+
+/** 获取酒友列表 */
+export function GetFriends({ keyword = '' } = {}) {
+  const list = keyword
+    ? MOCK_FRIENDS.filter(f => f.nickname.includes(keyword))
+    : MOCK_FRIENDS
+  return mockDelay({ list })
+}
+
+/** 获取好友请求 */
+export function GetFriendRequests() {
+  return mockDelay({ list: MOCK_FRIEND_REQUESTS })
+}
+
+/** 发送好友请求 */
+export function SendFriendRequest({ userId }) {
+  return mockDelay({ success: true })
+}
+
+/** 接受好友请求 */
+export function AcceptFriendRequest({ requestId }) {
+  return mockDelay({ success: true })
+}
+
+/** 删除酒友 */
+export function RemoveFriend({ userId }) {
+  return mockDelay({ success: true })
+}
+
+/** 获取酒局列表 */
+export function GetEvents({ status = '' } = {}) {
+  const list = status ? MOCK_EVENTS.filter(e => e.status === status) : MOCK_EVENTS
+  return mockDelay({ list })
+}
+
+/** 获取酒局详情 */
+export function GetEventDetail({ eventId }) {
+  const evt = MOCK_EVENTS.find(e => e.id === eventId) || MOCK_EVENTS[0]
+  return mockDelay(evt)
+}
+
+/** 发起酒局 */
+export function CreateEvent({ title, time, location, maxPeople, note }) {
+  return mockDelay({ success: true, eventId: 'evt_' + Date.now() })
+}
+
+/** 报名酒局 */
+export function JoinEvent({ eventId }) {
+  return mockDelay({ success: true })
+}
+
+/** 取消报名 */
+export function QuitEvent({ eventId }) {
+  return mockDelay({ success: true })
+}
+
+/** 酒局签到 */
+export function CheckInEvent({ eventId }) {
+  return mockDelay({ success: true })
+}