落地页去本地执行口径 + 设置→关于 增加官网跳转

- 落地页：移除右上角「快速上手」按钮（nav-cta）；hero 主 CTA 与底部 CTA
  改指 /pricing（30 天免费试用口径），不再引导网站访客跑 run.sh/quickstart
- 设置 → 关于：新增「官网」按钮（https://opsxapi.rlwj.cn，links.ts SITE_URL 统一维护）；
  「官网与价格」从本地 /home 改指公网 opsxapi.rlwj.cn/pricing（打包环境无本地服务时同样可达）
- 浏览器实测关于页四个外链按钮标题正确；落地页 nav-cta 零残留

src/components/dialogs/WorkspaceDialogs.tsx

@@ -13,7 +13,7 @@ import { EnvBadge } from "../EnvBadge";
 import { Icon, type IconName } from "../icons";
 import { KindIcon } from "../KindIcon";
 import { Logo } from "../Logo";
-import { WECHAT_GROUP_URL } from "../../links";
+import { SITE_URL, WECHAT_GROUP_URL } from "../../links";
 import { useLicense } from "../../license";
 import { openExternal } from "../../openExternal";
 
@@ -806,8 +806,13 @@ export function SettingsDialog({ tab }: { tab?: SettingsTab }) {
                       <Icon name="book-open" size={13} />
                     </button>
                   </SettingRow>
+                  <SettingRow label="官网" desc="产品主页与最新动态">
+                    <button type="button" className="ops-btn ops-btn-secondary" title="打开官网" onClick={() => void openExternal(SITE_URL)}>
+                      <Icon name="external-link" size={13} />
+                    </button>
+                  </SettingRow>
                   <SettingRow label="官网与价格" desc="产品介绍、版本对比与购买方案">
-                    <button type="button" className="ops-btn ops-btn-secondary" title="打开官网" onClick={() => void openExternal("/home")}>
+                    <button type="button" className="ops-btn ops-btn-secondary" title="打开官网定价" onClick={() => void openExternal(SITE_URL + "/pricing")}>
                       <Icon name="external-link" size={13} />
                     </button>
                   </SettingRow>

src/links.ts

@@ -1,2 +1,3 @@
 /** External links used by Settings → About (and similar). Keep URLs in one place. */
 export const WECHAT_GROUP_URL = "https://docs.qq.com/doc/DTFdZeWJ6ZUdqTkZV";
+export const SITE_URL = "https://opsxapi.rlwj.cn";