test(ui): ensure App component correctly renders within Redux and…

… `MUI` providers

webapp/src/index.test.tsx

@@ -0,0 +1,20 @@
+import { describe, expect } from "vitest";
+import { render } from "@testing-library/react";
+import { Provider } from "react-redux";
+import { StyledEngineProvider } from "@mui/material";
+import App from "./components/App";
+import store from "./redux/store";
+
+describe("Application Render", () => {
+  test("renders the App component with providers", () => {
+    const { getByText } = render(
+      <StyledEngineProvider injectFirst>
+        <Provider store={store}>
+          <App />
+        </Provider>
+      </StyledEngineProvider>,
+    );
+
+    expect(getByText("Antares Web")).toBeInTheDocument();
+  });
+});