feat: 管理端板块管理与旧版数据导入，补充部署运营文档

- 新增管理端板块管理页面与后端接口（admin_board）
- 新增旧版数据导入：legacyimport 服务、导入面板、importusers 命令行工具
- 聊天用户卡片、板块图标等 UI 组件与界面优化
- 补充 about/公告/1Panel 部署等文档
- gitignore 排除 dist/ 构建产物与 .agents/ 本地工具目录

frontend/app/admin/settings/AccessSettings.tsx

@@ -1,6 +1,6 @@
 "use client";
 
-import { ExternalLink, LogIn, MessageSquare, MessagesSquare, ShieldCheck, Timer } from "lucide-react";
+import { ExternalLink, LogIn, MessageSquare, MessagesSquare, ShieldCheck, ShieldOff, Timer } from "lucide-react";
 import { useState } from "react";
 import {
   AdminSettingsGroup,
@@ -27,6 +27,7 @@ export default function AccessSettings({ initial }: { initial: PublicSettings })
   const [allowMessages, setAllowMessages] = useState(initial.allow_messages !== false);
   const [postLinkNewTab, setPostLinkNewTab] = useState(initial.post_link_new_tab !== false);
   const [trustOn, setTrustOn] = useState(initial.trust_reviewed_publish !== false);
+  const [withoutReviewOn, setWithoutReviewOn] = useState(initial.publish_without_review === true);
   const [cooldown, setCooldown] = useState(initial.post_cooldown_hours);
   const [savedCooldown, setSavedCooldown] = useState(initial.post_cooldown_hours);
   const [togglingComments, setTogglingComments] = useState(false);
@@ -34,6 +35,7 @@ export default function AccessSettings({ initial }: { initial: PublicSettings })
   const [togglingMessages, setTogglingMessages] = useState(false);
   const [togglingLink, setTogglingLink] = useState(false);
   const [togglingTrust, setTogglingTrust] = useState(false);
+  const [togglingWithoutReview, setTogglingWithoutReview] = useState(false);
   const [savingCooldown, setSavingCooldown] = useState(false);
   const [moduleDirty, setModuleDirty] = useState(false);
   const leave = useUnsavedGuard(moduleDirty);
@@ -103,6 +105,25 @@ export default function AccessSettings({ initial }: { initial: PublicSettings })
     }
   };
 
+  const toggleWithoutReview = async () => {
+    if (togglingWithoutReview) return;
+    setTogglingWithoutReview(true);
+    try {
+      const res = await apiUpdateSiteSettings({ publish_without_review: !withoutReviewOn });
+      setWithoutReviewOn(res.publish_without_review === true);
+      toast(
+        res.publish_without_review
+          ? "已开启全站免审（发帖与评论直接公开，无需过审记录）"
+          : "已关闭全站免审（将按过审免审规则决定是否待审）",
+        "ok",
+      );
+    } catch (e) {
+      toast(e instanceof Error ? e.message : "保存失败");
+    } finally {
+      setTogglingWithoutReview(false);
+    }
+  };
+
   const toggleTrust = async () => {
     if (togglingTrust) return;
     setTogglingTrust(true);
@@ -218,18 +239,40 @@ export default function AccessSettings({ initial }: { initial: PublicSettings })
             <InstantNote saving={togglingLink} />
           </div>
         </AdminSettingsRow>
+        <AdminSettingsRow
+          label={
+            <span className="inline-flex items-center gap-1.5">
+              <ShieldOff size={15} /> 全站免审
+            </span>
+          }
+          hintBelow="所有人发帖与评论直接公开，无需有过审记录；开启后优先生效。"
+        >
+          <div className="flex items-center gap-2">
+            <AdminSwitch
+              checked={withoutReviewOn}
+              disabled={togglingWithoutReview}
+              onChange={() => void toggleWithoutReview()}
+              label="全站免审"
+            />
+            <InstantNote saving={togglingWithoutReview} />
+          </div>
+        </AdminSettingsRow>
         <AdminSettingsRow
           label={
             <span className="inline-flex items-center gap-1.5">
               <ShieldCheck size={15} /> 过审免审
             </span>
           }
-          hintBelow="用户曾有过审内容后，后续发帖与评论直接公开。"
+          hintBelow={
+            withoutReviewOn
+              ? "全站免审已开启，所有内容直接公开，本开关暂不参与判定。"
+              : "用户曾有过审内容后，后续发帖与评论直接公开。"
+          }
         >
           <div className="flex items-center gap-2">
             <AdminSwitch
               checked={trustOn}
-              disabled={togglingTrust}
+              disabled={withoutReviewOn || togglingTrust}
               onChange={() => void toggleTrust()}
               label="过审免审"
             />