feat(lanes): auto-setup (profile/agents/mcp) after Add Lane (F5)

client/src/components/lanes/__tests__/AddLaneModal.test.tsx

@@ -18,7 +18,15 @@ import type { CwdSuggestion } from "../../../lib/api";
 import type { Lane } from "../../../lib/types";
 
 vi.mock("../../../lib/api", () => ({
-  api: { lanes: { branches: vi.fn(), worktree: vi.fn() } },
+  api: {
+    lanes: {
+      branches: vi.fn(),
+      worktree: vi.fn(),
+      profileInit: vi.fn(),
+      agentsInstall: vi.fn(),
+      mcpSync: vi.fn(),
+    },
+  },
 }));
 
 function laneFixture(over: Partial<Lane> = {}): Lane {
@@ -76,6 +84,12 @@ async function focusField(user: ReturnType<typeof userEvent.setup>, el: HTMLElem
 beforeEach(() => {
   vi.mocked(api.lanes.branches).mockReset();
   vi.mocked(api.lanes.worktree).mockReset();
+  vi.mocked(api.lanes.profileInit).mockResolvedValue({
+    scaffolded: false,
+    reason: "no detectable Node.js project",
+  });
+  vi.mocked(api.lanes.agentsInstall).mockResolvedValue({ installed: [] });
+  vi.mocked(api.lanes.mcpSync).mockResolvedValue({ servers: [], profilesSeeded: [] });
 });
 
 describe("AddLaneModal", () => {
@@ -169,4 +183,51 @@ describe("AddLaneModal", () => {
     renderModal({ open: false });
     expect(screen.queryByRole("dialog")).toBeNull();
   });
+
+  it("fires profileInit, agentsInstall, and mcpSync after a successful worktree call", async () => {
+    vi.mocked(api.lanes.branches).mockResolvedValue({ branches: ["main"], current: "main" });
+    vi.mocked(api.lanes.worktree).mockResolvedValue({
+      lane: { id: 42, title: "demo", cwd: "/lanes/demo", status: "provisioning" } as Lane,
+    });
+    const onAdded = vi.fn();
+    renderModal({ onAdded });
+    const user = userEvent.setup();
+
+    const repoField = screen.getByLabelText("Source repository");
+    await focusField(user, repoField);
+    await user.type(repoField, "/Users/tester/projects/repo");
+    await screen.findByLabelText("Branch to fork from");
+    await user.type(screen.getByLabelText("Title"), "demo");
+    await user.click(screen.getByRole("button", { name: "Add lane" }));
+
+    await waitFor(() => expect(api.lanes.worktree).toHaveBeenCalled());
+    await waitFor(() => expect(api.lanes.profileInit).toHaveBeenCalledWith(42));
+    expect(api.lanes.agentsInstall).toHaveBeenCalledWith(42);
+    expect(api.lanes.mcpSync).toHaveBeenCalledWith(42);
+    await waitFor(() => expect(onAdded).toHaveBeenCalled());
+  });
+
+  it("still calls onAdded and closes even when every setup call fails", async () => {
+    vi.mocked(api.lanes.branches).mockResolvedValue({ branches: ["main"], current: "main" });
+    vi.mocked(api.lanes.worktree).mockResolvedValue({
+      lane: { id: 43, title: "demo2", cwd: "/lanes/demo2", status: "provisioning" } as Lane,
+    });
+    vi.mocked(api.lanes.profileInit).mockRejectedValue(new Error("boom"));
+    vi.mocked(api.lanes.agentsInstall).mockRejectedValue(new Error("boom"));
+    vi.mocked(api.lanes.mcpSync).mockRejectedValue(new Error("boom"));
+    const onAdded = vi.fn();
+    const onClose = vi.fn();
+    renderModal({ onAdded, onClose });
+    const user = userEvent.setup();
+
+    const repoField = screen.getByLabelText("Source repository");
+    await focusField(user, repoField);
+    await user.type(repoField, "/Users/tester/projects/repo");
+    await screen.findByLabelText("Branch to fork from");
+    await user.type(screen.getByLabelText("Title"), "demo2");
+    await user.click(screen.getByRole("button", { name: "Add lane" }));
+
+    await waitFor(() => expect(onAdded).toHaveBeenCalled());
+    expect(onClose).toHaveBeenCalled();
+  });
 });