refactor(structure): remove workbench header

- remove top action bar with refresh, publish and reset content buttons
- delete all associated CSS styling for the structure header
- remove unused lucide icon and API function imports
- simplify the structure workbench grid layout

src/pages/structure/StructurePage.tsx

@@ -4,9 +4,7 @@ import {
   ArrowUp,
   ChevronRight,
   Plus,
-  RefreshCcw,
   Save,
-  Send,
   Trash2,
   X,
 } from "lucide-react";
@@ -16,9 +14,7 @@ import {
   deleteSiteConfigItem,
   getProducts,
   getSiteConfig,
-  publishSite,
   reorderSiteConfigItems,
-  resetGuizhouContent,
   updateSiteConfigItem,
 } from "@/api";
 import type { Product, SiteConfig, SiteItemPatch, SiteModule } from "@/api";
@@ -598,54 +594,10 @@ export function StructurePage({
     }
   };
 
-  const publish = async () => {
-    const result = await publishSite();
-    setMessage("");
-    notify({ tone: "success", title: "已生成发布版本", message: result.title });
-  };
-
-  const resetToGuizhou = async () => {
-    const result = await resetGuizhouContent();
-    setMessage("");
-    notify({
-      tone: "success",
-      title: "贵州内容已重置",
-      message: "后台配置、商品库和素材引用已切换为贵州省内定制游。",
-    });
-    setSelectedId("");
-    setDraft({});
-    onDirtyChange(false);
-    await load();
-  };
-
   if (!config) return <EmptyState text={message || "正在读取小程序结构"} />;
 
   return (
     <section className="work-area structure-workbench">
-      <header className="section-head">
-        <div>
-          <h2>{fixedPage ? activePage.title : "小程序维护地图"}</h2>
-          <p>
-            {fixedPage
-              ? activePage.subtitle
-              : "按用户看到的前台页面组织后台，逐层展开到可维护内容。"}
-          </p>
-        </div>
-        <div className="action-row">
-          <Button variant="outline" onClick={load}>
-            <RefreshCcw size={17} />
-            刷新
-          </Button>
-          <Button className="primary-action compact" onClick={publish}>
-            <Send size={17} />
-            发布快照
-          </Button>
-          <Button variant="outline" onClick={resetToGuizhou}>
-            <RefreshCcw size={17} />
-            重置贵州内容
-          </Button>
-        </div>
-      </header>
       <div className={gridClassName}>
         {!fixedPage ? (
           <aside className="page-rail">

src/styles.css

@@ -457,11 +457,11 @@ textarea {
 .structure-workbench {
   height: calc(100vh - 56px);
   display: grid;
-  grid-template-rows: auto auto minmax(0, 1fr);
+  grid-template-rows: minmax(0, 1fr);
 }
 
 .maintenance-grid {
-  grid-row: 3;
+  grid-row: 1;
   min-height: 0;
   height: 100%;
   display: grid;
@@ -3624,53 +3624,3 @@ section.work-area:has(> .lead-toolbar) .lead-row:hover {
     padding: 12px;
   }
 }
-
-/* Structure header action polish */
-.structure-workbench > .section-head {
-  align-items: center;
-}
-
-.structure-workbench > .section-head .action-row {
-  align-items: center;
-  justify-content: flex-end;
-  flex-wrap: nowrap;
-  gap: 10px;
-}
-
-.structure-workbench > .section-head .action-row button {
-  width: 136px;
-  min-width: 136px;
-  height: 44px;
-  min-height: 44px;
-  padding: 0 14px !important;
-  border-radius: 12px !important;
-  font-weight: 800;
-  line-height: 1;
-}
-
-.structure-workbench > .section-head .action-row button svg {
-  width: 16px;
-  height: 16px;
-}
-
-.structure-workbench > .section-head .action-row .primary-action {
-  box-shadow: 0 10px 20px rgba(15, 118, 110, 0.14);
-}
-
-@media (max-width: 980px) {
-  .structure-workbench > .section-head {
-    align-items: stretch;
-  }
-
-  .structure-workbench > .section-head .action-row {
-    justify-content: flex-start;
-    flex-wrap: wrap;
-  }
-}
-
-@media (max-width: 720px) {
-  .structure-workbench > .section-head .action-row button {
-    width: 100%;
-    min-width: 0;
-  }
-}