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/src/router.test.ts

@@ -5,6 +5,18 @@ import { resolve } from "node:path";
 const readRouter = () => readFileSync(resolve(__dirname, "./router/index.ts"), "utf8").replace(/\r\n/g, "\n");
 
 describe("admin project route permissions", () => {
+  it("registers independent full-bleed routes for attachment and version Office previews", () => {
+    const source = readRouter();
+
+    expect(source).toContain('path: "office-preview/attachment/:id"');
+    expect(source).toContain('name: "OfficeAttachmentPreview"');
+    expect(source).toContain('path: "office-preview/version/:id"');
+    expect(source).toContain('name: "OfficeVersionPreview"');
+    expect(source.match(/component: OfficePreviewWorkspace/g)).toHaveLength(2);
+    expect(source.match(/fullBleed: true/g)?.length).toBeGreaterThanOrEqual(2);
+    expect(source.match(/transientWorkspaceTask: true/g)?.length).toBeGreaterThanOrEqual(2);
+  });
+
   it("lets any authorized project role open the project management detail page", () => {
     const source = readRouter();