feat: 完成基础组件、布局组件和业务组件开发

src/components/business/UserCard/UserCard.vue

@@ -0,0 +1,81 @@
+<template>
+  <div :class="cardClass" @click="handleClick">
+    <img :src="user.avatar || 'https://cube.elemecdn.com/0/88/03b0d39583f48206768a7534e55bcpng.png'" :alt="user.username" class="user-avatar" />
+    <div class="user-info">
+      <h4 class="user-name">{{ user.nickname || user.username }}</h4>
+      <p class="user-role">{{ roleText }}</p>
+      <div class="user-badges">
+        <el-tag v-if="user.isMember" type="primary" size="small">会员</el-tag>
+        <el-tag v-if="user.isOnline" type="success" size="small">在线</el-tag>
+      </div>
+    </div>
+  </div>
+</template>
+
+<script setup lang="ts">
+import { computed } from 'vue'
+import type { UserInfo } from '@/types/user'
+
+interface Props {
+  user: UserInfo
+  clickable?: boolean
+}
+
+const props = withDefaults(defineProps<Props>(), {
+  clickable: false
+})
+
+const emit = defineEmits<{
+  click: [user: UserInfo]
+}>()
+
+const roleText = computed(() => {
+  const roleMap: Record<string, string> = {
+    owner: '组长',
+    admin: '管理员',
+    member: '成员'
+  }
+  return roleMap[props.user.role || ''] || '成员'
+})
+
+const cardClass = computed(() => [
+  'user-card',
+  { 'is-clickable': props.clickable }
+])
+
+const handleClick = () => {
+  if (props.clickable) {
+    emit('click', props.user)
+  }
+}
+</script>
+
+<style scoped lang="scss">
+.user-card {
+  @apply flex gap-3 p-4 bg-white rounded-xl transition-all duration-200;
+
+  &.is-clickable {
+    @apply cursor-pointer;
+
+    &:hover {
+      @apply shadow-lg -translate-y-0.5;
+    }
+  }
+}
+
+.user-avatar {
+  @apply w-14 h-14 rounded-full object-cover border-2 border-primary-200;
+}
+
+.user-name {
+  @apply text-base font-semibold text-gray-900;
+}
+
+.user-role {
+  @apply text-sm text-gray-500 mt-1;
+}
+
+.user-badges {
+  @apply flex gap-2 mt-2;
+}
+</style>