fix: stabilize terminal dashboard states

web/src/App.test.tsx

@@ -100,6 +100,19 @@ describe("read-only operations console", () => {
     expect(screen.getByText("500.00 mUSDC")).toBeTruthy();
   });
 
+  it("makes every learning abbreviation keyboard-focusable with its explanation intact", () => {
+    const { container } = render(<App dashboard={ready()} />);
+    const abbreviations = Array.from(container.querySelectorAll("abbr"));
+    expect(abbreviations).toHaveLength(5);
+
+    for (const abbreviation of abbreviations) {
+      expect(abbreviation.getAttribute("title")?.trim().length).toBeGreaterThan(0);
+      expect(abbreviation.getAttribute("tabindex")).toBe("0");
+      (abbreviation as HTMLElement).focus();
+      expect(document.activeElement).toBe(abbreviation);
+    }
+  });
+
   it("renders valid V1 activity newest first beside an isolated decode warning", () => {
     render(<App dashboard={ready()} />);