feat(FN-3753): unify agent action gating classifications and add even cards

The merge adds the `fusion-plugin-even-cards` workspace plugin with board card endpoints and auth support, refactors agent action gating classifications into a unified `gating-classifications.ts` module, refreshes review state on manual triggers, repoints roadmap type imports to the plugin package,

Fusion-Task-Id: FN-3753

packages/dashboard/app/components/ScriptsModal.css

@@ -2999,10 +2999,12 @@
 
 .gm-pull-split-toggle {
   flex: 0 0 auto;
+  width: auto;
+  min-width: var(--space-xl);
   border-top-left-radius: 0;
   border-bottom-left-radius: 0;
   border-left: 0;
-  padding-inline: var(--space-sm);
+  padding-inline: var(--space-xs);
 }
 
 .gm-pull-menu {
@@ -3648,6 +3650,11 @@
     flex: 1 1 100%;
   }
 
+  .gm-pull-split-toggle {
+    min-width: 36px;
+    min-height: 36px;
+  }
+
   .gm-pull-menu {
     left: 0;
     right: auto;

packages/dashboard/app/components/__tests__/GitManagerModal.test.tsx

@@ -1395,6 +1395,47 @@ describe("GitManagerModal", () => {
     });
   });
 
+  it("FN-3753: pull split toggle is narrower than the main Pull button", async () => {
+    render(
+      <GitManagerModal isOpen={true} onClose={vi.fn()} tasks={mockTasks} addToast={mockAddToast} />
+    );
+    fireEvent.click(screen.getByRole("tab", { name: /remotes/i }));
+
+    const syncCard = await screen.findByTestId("remote-sync-card");
+    const pullMainButton = within(syncCard).getByRole("button", { name: /^pull$/i });
+    const pullToggleButton = within(syncCard).getByRole("button", { name: /pull options/i });
+
+    expect(pullToggleButton).toHaveClass("gm-pull-split-toggle");
+    expect(pullToggleButton).toHaveClass("btn-icon");
+
+    vi.spyOn(pullMainButton, "getBoundingClientRect").mockReturnValue({
+      x: 0,
+      y: 0,
+      width: 96,
+      height: 36,
+      top: 0,
+      right: 96,
+      bottom: 36,
+      left: 0,
+      toJSON: () => ({}),
+    });
+    vi.spyOn(pullToggleButton, "getBoundingClientRect").mockReturnValue({
+      x: 96,
+      y: 0,
+      width: 36,
+      height: 36,
+      top: 0,
+      right: 132,
+      bottom: 36,
+      left: 96,
+      toJSON: () => ({}),
+    });
+
+    expect(pullToggleButton.getBoundingClientRect().width).toBeLessThan(
+      pullMainButton.getBoundingClientRect().width
+    );
+  });
+
   it("closes pull options menu on outside click and Escape", async () => {
     const user = userEvent.setup();
     render(