feat(comments): 实现评论点赞功能

- 在数据库和API中添加likes字段支持
- 新增评论点赞接口和前端交互逻辑
- 在前端展示点赞数并处理点赞操作
- 更新相关组件和存储逻辑以支持点赞功能

cwd-api/src/api/admin/importComments.ts

@@ -119,13 +119,14 @@ export const importComments = async (c: Context<{ Bindings: Bindings }>) => {
 				content_text,
 				content_html,
 				parent_id,
-				status
+				status,
+				likes
 			} = comment;
 
             const fields = [
                 'created', 'post_slug', 'name', 'email', 'url',
                 'ip_address', 'device', 'os', 'browser', 'ua',
-                'content_text', 'content_html', 'parent_id', 'status'
+                'content_text', 'content_html', 'parent_id', 'status', 'likes'
             ];
             const values = [
                 created || Date.now(),
@@ -141,7 +142,8 @@ export const importComments = async (c: Context<{ Bindings: Bindings }>) => {
                 content_text || "",
                 content_html || "",
                 parent_id || null,
-                status || "approved"
+                status || "approved",
+                typeof likes === 'number' && Number.isFinite(likes) && likes >= 0 ? likes : 0
             ];
 
             if (id !== undefined && id !== null) {

cwd-api/src/api/admin/listComments.ts

@@ -53,6 +53,7 @@ export const listComments = async (c: Context<{ Bindings: Bindings }>) => {
 			contentHtml: row.content_html,
 			status: row.status,
 			priority: row.priority,
+			likes: typeof row.likes === 'number' && Number.isFinite(row.likes) && row.likes >= 0 ? row.likes : 0,
 			ua: row.ua,
 			avatar: await getCravatar(row.email, avatarPrefix || undefined)
 		}))