优化文档管理与导航体验

1、为文档增加编辑接口和前端编辑抽屉，文档列表与详情页统一按创建、更新、删除权限展示操作。

2、将文档版本上传和分发改为抽屉交互，并在详情页补充版本删除权限检查。

3、增强全局面包屑上下文和详情页标题同步，避免详情页重复或缺失导航信息。

4、按项目权限过滤快捷入口、首页费用指标和 eTMF 新建入口，并补充对应前端测试。

frontend/src/components/LayoutBreadcrumb.test.ts

@@ -0,0 +1,44 @@
+import { readFileSync } from "node:fs";
+import { resolve } from "node:path";
+import { describe, expect, it } from "vitest";
+
+const readLayout = () => readFileSync(resolve(__dirname, "./Layout.vue"), "utf8");
+
+describe("Layout breadcrumbs", () => {
+  it("shows the file version module before document detail titles", () => {
+    const source = readLayout();
+
+    expect(source).toContain('"/documents": { label: TEXT.menu.fileVersionManagement');
+    expect(source).toContain("study.viewContext?.pageTitle");
+    expect(source).toContain("items.push({ label: study.viewContext.pageTitle, path: route.path })");
+  });
+
+  it("uses context page titles instead of generic route detail titles", () => {
+    const source = readLayout();
+
+    expect(source).toContain("const hasContextPageTitle = Boolean(study.viewContext?.pageTitle)");
+    expect(source).toContain("if (!hasContextPageTitle && title");
+  });
+
+  it("keeps project management as the parent for admin project detail breadcrumbs", () => {
+    const source = readLayout();
+
+    expect(source).toContain('if (route.path.startsWith("/admin/projects/"))');
+    expect(source).toContain("label: TEXT.menu.projectManagement");
+    expect(source).toContain('path: "/admin/projects"');
+  });
+
+  it("uses stable breadcrumb keys when context titles change", () => {
+    const source = readLayout();
+
+    expect(source).toContain(':key="breadcrumbKey(item, index)"');
+    expect(source).not.toContain(':key="index"');
+    expect(source).toContain("const breadcrumbKey = (item: any, index: number)");
+  });
+
+  it("guards route component rendering while router resolves async views", () => {
+    const source = readLayout();
+
+    expect(source).toContain('<component v-if="Component" :is="Component" />');
+  });
+});