fix: add server name change in mobile header (#4195)

* [fix] add server name change in  mobile header

* Update web/src/components/MobileHeader.tsx

* Update web/src/components/MobileHeader.tsx

* Apply suggestions from code review

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Co-authored-by: Николай Витальевич Никоноров <nnv@bitt.moe>
Co-authored-by: Johnny <yourselfhosted@gmail.com>

web/src/components/MobileHeader.tsx

 import clsx from "clsx";
-import { useState } from "react";
 import useWindowScroll from "react-use/lib/useWindowScroll";
 import useResponsiveWidth from "@/hooks/useResponsiveWidth";
+import { useWorkspaceSettingStore } from "@/store/v1";
+import { WorkspaceGeneralSetting } from "@/types/proto/api/v1/workspace_setting_service";
+import { WorkspaceSettingKey } from "@/types/proto/store/workspace_setting";
 import NavigationDrawer from "./NavigationDrawer";
 
 interface Props {
@@ -12,8 +14,10 @@ interface Props {
 const MobileHeader = (props: Props) => {
   const { className, children } = props;
   const { sm } = useResponsiveWidth();
-  const [titleText] = useState("Memos");
   const { y: offsetTop } = useWindowScroll();
+  const workspaceSettingStore = useWorkspaceSettingStore();
+  const workspaceGeneralSetting =
+    workspaceSettingStore.getWorkspaceSettingByKey(WorkspaceSettingKey.GENERAL).generalSetting || WorkspaceGeneralSetting.fromPartial({});
 
   return (
     <div
@@ -29,7 +33,7 @@ const MobileHeader = (props: Props) => {
           className="font-bold text-lg leading-10 mr-1 text-ellipsis shrink-0 cursor-pointer overflow-hidden text-gray-700 dark:text-gray-300"
           onDoubleClick={() => location.reload()}
         >
-          {titleText}
+          {workspaceGeneralSetting.customProfile?.title || "Memos"}
         </span>
       </div>
       <div className="flex flex-row justify-end items-center">{children}</div>