Cleanup, add tests and storybook

tests/components/UploadPage.test.tsx

@@ -0,0 +1,23 @@
+import { describe, it, expect } from "vitest";
+import { renderWithProviders as render, screen } from "../utils/test-utils";
+import "@testing-library/jest-dom/vitest";
+import UploadPage from "../../app/create/upload/page";
+
+describe("UploadPage", () => {
+  it("renders HeaderLockup", () => {
+    render(<UploadPage />);
+    expect(
+      screen.getByRole("heading", {
+        name: "How should conflicts be resolved?",
+      }),
+    ).toBeInTheDocument();
+  });
+
+  it("renders Upload control and helper copy", () => {
+    render(<UploadPage />);
+    expect(screen.getByRole("button", { name: "Upload" })).toBeInTheDocument();
+    expect(
+      screen.getByText(/Add images, PDFs, and other files to the policy/i),
+    ).toBeInTheDocument();
+  });
+});