feat: 增加友链申请、独立页面、投票/悬赏/抽奖帖与侧栏签到，并统一开发数据目录

Co-authored-by: Cursor <cursoragent@cursor.com>

frontend/src/components/admin/AsideWidgetList.tsx

@@ -0,0 +1,71 @@
+import AdminSortableList, { SortableDragHandle } from './AdminSortableList';
+import type { AsideWidget, AsideWidgetId } from '../../api/types';
+
+const WIDGET_META: Record<AsideWidgetId, { label: string; hint: string }> = {
+  tag_cloud: {
+    label: '标签云',
+    hint: '在右侧栏展示热门标签',
+  },
+  recent_comments: {
+    label: '最新评论',
+    hint: '在右侧栏展示最近回复',
+  },
+  friend_links: {
+    label: '友情链接',
+    hint: '关闭后不在右侧栏展示，友链仍可在「友情链接」页面查看与申请',
+  },
+};
+
+type Props = {
+  widgets: AsideWidget[];
+  onChange: (next: AsideWidget[]) => void;
+};
+
+export default function AsideWidgetList({ widgets, onChange }: Props) {
+  const handleToggle = (id: AsideWidgetId, enabled: boolean) => {
+    onChange(widgets.map(w => (w.id === id ? { ...w, enabled } : w)));
+  };
+
+  return (
+    <AdminSortableList
+      items={widgets}
+      getId={widget => widget.id}
+      onReorder={onChange}
+      showMoveButtons={false}
+      className="admin-sortable-list admin-sortable-list--boxed"
+      ariaLabel="右侧栏组件"
+      renderItem={(widget, _index, controls) => {
+        const meta = WIDGET_META[widget.id];
+        return (
+          <div
+            ref={controls.setNodeRef}
+            style={controls.style}
+            className={`admin-sortable-row admin-sortable-row--widget${controls.isDragging ? ' is-dragging' : ''}`}
+          >
+            <SortableDragHandle
+              label={`拖拽调整「${meta.label}」顺序`}
+              {...controls.dragHandleProps}
+            />
+            <div className="admin-sortable-row__main">
+              <span className="admin-sortable-row__label" id={`aside-widget-label-${widget.id}`}>
+                {meta.label}
+              </span>
+              <span className="admin-sortable-row__hint">{meta.hint}</span>
+            </div>
+            <button
+              type="button"
+              id={`aside-widget-${widget.id}`}
+              role="switch"
+              aria-checked={widget.enabled}
+              aria-labelledby={`aside-widget-label-${widget.id}`}
+              className={`admin-settings-switch${widget.enabled ? ' is-on' : ''}`}
+              onClick={() => handleToggle(widget.id, !widget.enabled)}
+            >
+              <span className="admin-settings-switch-ui" aria-hidden />
+            </button>
+          </div>
+        );
+      }}
+    />
+  );
+}