完善站点运营设置：分路由管理、登录可见评论、邮件模板内联与关闭注册 SSR。

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

frontend/components/CommentSection.tsx

@@ -25,8 +25,9 @@ import {
 import { canModerateBoard, canStaffSoftDelete, canPurgeContent } from "@/lib/roles";
 import { toast } from "@/lib/toast";
 import { formatCommentTime, formatDateTime } from "@/lib/format";
-import { useAllowComments } from "@/components/CommentsPolicyProvider";
+import { useAllowComments, useCommentsRequireLogin } from "@/components/CommentsPolicyProvider";
 import CommentsUnsupported from "@/components/CommentsUnsupported";
+import CommentsLoginRequired from "@/components/CommentsLoginRequired";
 import Avatar from "./Avatar";
 import Pagination from "./Pagination";
 import MarkdownBodyClient from "@/components/MarkdownBodyClient";
@@ -197,6 +198,7 @@ export default function CommentSection({
   const winnerCommentIdSet = new Set(winnerCommentIds.filter((id) => id > 0));
   const router = useRouter();
   const commentsOpen = useAllowComments();
+  const commentsRequireLogin = useCommentsRequireLogin();
   const [content, setContent] = useState("");
   // 内联回复目标：同一时间只有一个回复框；草稿按目标评论隔离
   const [replyTarget, setReplyTarget] = useState<{
@@ -1177,6 +1179,9 @@ export default function CommentSection({
   if (!commentsOpen) {
     return <CommentsUnsupported />;
   }
+  if (commentsRequireLogin && !user) {
+    return <CommentsLoginRequired redirect={`/post/${postId}#comments`} />;
+  }
 
   return (
     <section id="comments" className="panel p-6 sm:p-8 mt-6 scroll-mt-24" aria-label="评论区">