feat: 完成 v0.6.0 墨呈品牌迁移

apps/web/src/App.tsx

@@ -44,6 +44,10 @@ import {
   type PdfExportRequest
 } from "./pdf-export";
 import { APP_VERSION_LABEL } from "./app-version";
+import {
+  APP_DISPLAY_NAME,
+  APP_SLOGAN
+} from "./app-brand";
 import { getSyncedScrollTop } from "./scroll-sync";
 import {
   loadPreviewZoom,
@@ -1487,9 +1491,9 @@ export function App() {
       <header className="topbar">
         <div className="topbar-primary">
           <div className="topbar-brand">
-            <p className="eyebrow">内网文档工具</p>
+            <p className="eyebrow">{APP_SLOGAN}</p>
             <div className="topbar-brand-title">
-              <h1>Markdown PDF 导出器</h1>
+              <h1>{APP_DISPLAY_NAME}</h1>
               <span className="app-version">{APP_VERSION_LABEL}</span>
             </div>
           </div>