功能(文档预览)：集成 ONLYOFFICE 安全只读预览与工作台体验

新增 ONLYOFFICE 配置签名、内部内容接口、容器编排与反向代理。

打通网页端和桌面端独立预览工作区，完善文档入口、布局及帮助体验。

补充桌面安全发布门禁、开发脚本、使用文档和前后端测试。

frontend/scripts/verify-ui-contract.mjs

@@ -2,6 +2,7 @@ import { readFileSync } from "node:fs";
 
 const main = readFileSync("src/styles/main.css", "utf8");
 const unified = readFileSync("src/styles/unified-page.css", "utf8");
+const webLayout = readFileSync("src/components/WebLayout.vue", "utf8");
 
 const requiredMainTokens = [
   "--ctms-primary",
@@ -31,6 +32,29 @@ const missing = [
   ...requiredUnifiedTokens.filter((t) => !unified.includes(t))
 ];
 
+const requiredWebEdgeTokens = [
+  ".web-layout-container .ctms-route-shell > *",
+  ".web-layout-container .ctms-route-shell > .page > .table-card"
+];
+
+for (const token of requiredWebEdgeTokens) {
+  if (!main.includes(token)) {
+    missing.push(`src/styles/main.css:${token}`);
+  }
+}
+
+if (!/\.web-layout-container \.content-wrapper\s*\{[^}]*padding:\s*0;/s.test(webLayout)) {
+  missing.push("src/components/WebLayout.vue:web content wrapper edge alignment");
+}
+
+if (!/\.web-layout-container \.content-wrapper\s*\{[^}]*height:\s*100%;[^}]*min-height:\s*0;/s.test(webLayout)) {
+  missing.push("src/components/WebLayout.vue:web content height chain");
+}
+
+if (webLayout.includes("padding: 18px 24px 24px;") || webLayout.includes("padding: 22px 32px 32px;")) {
+  missing.push("src/components/WebLayout.vue:large-screen content padding override");
+}
+
 const pageContractChecks = [
   {
     file: "src/views/ia/ProjectMilestones.vue",