refactor: simplify cross-session messaging

webui/src/tests/markdown-text-renderer.test.tsx

@@ -28,53 +28,6 @@ describe("MarkdownTextRenderer", () => {
     );
   });
 
-  it("highlights only known handle handles in prose with their identity color", () => {
-    render(
-      <MarkdownTextRenderer
-        sessionHandles={[{
-          id: "handle-jules",
-          name: "jules",
-          session_key: "websocket:jules",
-          color_slot: 0,
-        }]}
-      >
-        {"已直接回复 @jules；未知 @ghost；邮箱 hello@jules.test；代码 `@jules`。"}
-      </MarkdownTextRenderer>,
-    );
-
-    const mention = screen.getByTestId("message-handle-mention-jules");
-    expect(mention).toHaveTextContent("@jules");
-    expect(mention).toHaveClass("text-foreground");
-    expect(mention.parentElement?.getAttribute("style"))
-      .toContain("var(--session-handle-0)");
-    expect(mention.closest("a")).toHaveAttribute(
-      "href",
-      "#/chat/websocket%3Ajules",
-    );
-    expect(screen.getByText("@jules", { selector: "code" })).toBeInTheDocument();
-    expect(screen.getByText(/未知 @ghost/)).toBeInTheDocument();
-    expect(screen.getByText(/hello@jules\.test/)).toBeInTheDocument();
-    expect(screen.getAllByText("@jules")).toHaveLength(2);
-  });
-
-  it("does not highlight handle handles inside raw or normalized HTML", () => {
-    render(
-      <MarkdownTextRenderer
-        sessionHandles={[{
-          id: "handle-jules",
-          name: "jules",
-          session_key: "websocket:jules",
-          color_slot: 0,
-        }]}
-      >
-        {"<code>@jules</code> <span>@jules</span> <mark>@jules</mark> outside @jules"}
-      </MarkdownTextRenderer>,
-    );
-
-    expect(screen.getAllByTestId("message-handle-mention-jules")).toHaveLength(1);
-    expect(screen.getByTestId("message-handle-mention-jules")).toHaveTextContent("@jules");
-  });
-
   it("does not link non-WebUI session references", () => {
     const { container } = render(
       <MarkdownTextRenderer>