feat: 添加可拖拽的路由停靠组件，支持动态标签管理

apps/admin/src/index.css

@@ -59,6 +59,88 @@ canvas {
   z-index: 100;
 }
 
+.route-dock {
+  position: sticky;
+  top: 64px;
+  z-index: 90;
+  min-width: 0;
+  height: 44px;
+  padding: 6px 12px;
+  overflow: hidden;
+  background: #f5f5f7;
+  border-bottom: 1px solid #e5e5e7;
+}
+
+.route-dock .ant-tabs {
+  height: 32px;
+}
+
+.route-dock .ant-tabs-nav {
+  height: 32px;
+  margin: 0;
+}
+
+.route-dock .ant-tabs-nav::before {
+  border-bottom: 0;
+}
+
+.route-dock .ant-tabs-tab {
+  min-width: 112px;
+  max-width: 220px;
+  height: 32px;
+  margin: 0 6px 0 0 !important;
+  padding: 0 10px 0 12px !important;
+  overflow: hidden;
+  background: rgba(255, 255, 255, 0.58) !important;
+  border: 1px solid transparent !important;
+  border-radius: 7px !important;
+  transition:
+    background-color 160ms ease,
+    border-color 160ms ease,
+    box-shadow 160ms ease !important;
+}
+
+.route-dock .ant-tabs-tab:hover {
+  background: rgba(255, 255, 255, 0.9) !important;
+  border-color: #dedee2 !important;
+}
+
+.route-dock .ant-tabs-tab-active {
+  background: #fff !important;
+  border-color: #d8d8dc !important;
+  box-shadow:
+    inset 0 2px 0 #1677ff,
+    0 2px 7px rgba(29, 29, 31, 0.08);
+}
+
+.route-dock .ant-tabs-tab-btn {
+  min-width: 0;
+  overflow: hidden;
+  color: #4d4d4d;
+  text-overflow: ellipsis;
+  white-space: nowrap;
+}
+
+.route-dock .ant-tabs-tab-remove {
+  display: inline-flex;
+  align-items: center;
+  justify-content: center;
+  flex: 0 0 auto;
+  width: 20px;
+  height: 20px;
+  margin-left: 8px;
+  border-radius: 50%;
+  transition: background-color 140ms ease;
+}
+
+.route-dock .ant-tabs-tab-remove:hover {
+  background: #ededf0;
+}
+
+.route-dock .ant-tabs-content-holder {
+  display: none;
+}
+
 /* Shared responsive toolbar: add these classes to page filter/action rows. */
 .responsive-toolbar {
   display: flex;
@@ -135,6 +217,16 @@ canvas {
     line-height: 56px;
   }
 
+  .route-dock {
+    top: 56px;
+    height: 42px;
+    padding: 5px 8px;
+  }
+
+  .route-dock .ant-tabs-tab {
+    min-width: 104px;
+  }
+
   .app-header .ant-btn {
     width: 40px;
     min-height: 40px;