fix: align rust web stitch sidebar tabs

rust/crates/mnote-web/src/ssr/pages/document.rs

@@ -37,11 +37,21 @@ pub fn DocumentPage(
         .map(str::trim)
         .filter(|value| !value.is_empty() && *value != "null")
         .is_some();
+    let workspace_label = workspace_name
+        .clone()
+        .map(|value| value.trim().to_string())
+        .filter(|value| !value.is_empty())
+        .unwrap_or_else(|| "个人空间".to_string());
     view! {
         <PageLayout current_nav="documents" sidebar_tree_html={sidebar_tree_html.unwrap_or_default()} workspace_name={workspace_name.unwrap_or_default()} workspace_sidebar_html={workspace_sidebar_html.unwrap_or_default()} topbar_title={title.clone()}>
             <main class="document-shell" data-editor-host="leptos_tiptap_island" data-document-id={document_id.clone()}>
                 <header class="document-shell-header">
+                    <div class="document-page-icon" aria-hidden="true">"⌂"</div>
                     <h1>{title}</h1>
+                    <div class="document-shell-meta" aria-label="页面元信息">
+                        <span><span aria-hidden="true">"◌"</span>{workspace_label}</span>
+                        <span><span aria-hidden="true">"▣"</span>"已同步"</span>
+                    </div>
                 </header>
                 <section data-page-aggregate-snapshot="mnote.page_aggregate.v1"></section>
                 <section