fix(ui): remove dots from module headings

src/App.tsx

@@ -528,10 +528,7 @@ export default function App() {
         <div className="page-content">
           <header className="page-header">
             <div>
-              <h1>
-                {titles[page][0]}
-                <span className="heading-dot">.</span>
-              </h1>
+              <h1>{titles[page][0]}</h1>
               <p>{titles[page][1]}</p>
             </div>
             {page === "models" && (

src/styles.css

@@ -393,10 +393,6 @@ h1 {
   letter-spacing: 1px;
   line-height: 1.25;
 }
-.heading-dot {
-  color: var(--orange);
-  margin-left: 3px;
-}
 .page-header p {
   color: var(--muted);
   font-size: 12px;

src/test/app.test.tsx

@@ -552,6 +552,25 @@ describe("temporary model test feedback", () => {
 });
 
 describe("settings and backup controls", () => {
+  /** Verify that every available module heading contains only its title. */
+  it("shows module headings without a trailing dot", async () => {
+    render(<App />);
+    await screen.findByText("我的模型");
+    expect(screen.getByRole("heading", { level: 1 })).toHaveTextContent(
+      /^模型库$/,
+    );
+
+    await userEvent.click(screen.getByRole("button", { name: "模型配置备份" }));
+    expect(screen.getByRole("heading", { level: 1 })).toHaveTextContent(
+      /^模型配置备份$/,
+    );
+
+    await userEvent.click(screen.getByRole("button", { name: "设置" }));
+    expect(screen.getByRole("heading", { level: 1 })).toHaveTextContent(
+      /^设置$/,
+    );
+  });
+
   it("shows model deletion in the fixed global tip", async () => {
     vi.mocked(api.delete).mockResolvedValue();
     render(<App />);