feat: 提交多个新UI组件模块spec和相关属性设定，包括卡片封装、渐变卡片、列式布局组件等，重写了readme.md，用于AI Coding

AI-Coding/openspec-lite/modules/vab-avatar.yaml

@@ -0,0 +1,28 @@
+# Module Spec：vab-avatar（用户头像下拉）
+
+module:
+  id: vab-avatar
+  name: VabAvatar（用户头像/用户名下拉）
+  type: ui
+  entrypoints:
+    - library/components/VabAvatar/index.vue
+
+public_api:
+  concept:
+    - "右上角用户头像下拉：个人中心/外链/退出登录，并在退出后跳转到登录页（携带回跳参数）"
+
+dependency_closure:
+  runtime:
+    - "store-user：avatar/username/logout()"
+    - "vue-router：useRoute/useRouter"
+    - "utils/routes：toLoginRoute(fullPath)"
+    - "i18n：translate()"
+    - "Element Plus：el-dropdown/el-dropdown-menu/el-dropdown-item/el-avatar"
+    - "VabIcon"
+
+acceptance:
+  - "下拉可见时箭头激活态切换"
+  - "点击退出登录会调用 userStore.logout() 并跳转 toLoginRoute(route.fullPath)"
+
+pitfalls:
+  - "依赖 userStore 提供 avatar/username；新项目需保证字段一致"