🚸(app-desk) footer legales pages

- Add legales pages.
- Add links to the footer for the new pages.

Legales pages are based from
https://lasuite.numerique.gouv.fr/

src/frontend/apps/e2e/__tests__/app-desk/footer.spec.ts

@@ -33,10 +33,56 @@ test.describe('Footer', () => {
       footer.getByRole('link', { name: 'data.gouv.fr' }),
     ).toBeVisible();
 
+    await expect(
+      footer.getByRole('link', { name: 'Legal Notice' }),
+    ).toBeVisible();
+
+    await expect(
+      footer.getByRole('link', { name: 'Personal data and cookies' }),
+    ).toBeVisible();
+
+    await expect(
+      footer.getByRole('link', { name: 'Accessibility' }),
+    ).toBeVisible();
+
     await expect(
       footer.getByText(
         'Unless otherwise stated, all content on this site is under',
       ),
     ).toBeVisible();
   });
+
+  const legalPages = [
+    {
+      linkName: 'Legal Notice',
+      pageName: 'Legal Notice',
+      url: '/legal-notice',
+    },
+    {
+      linkName: 'Personal data and cookies',
+      pageName: 'Personal data and cookies',
+      url: '/personal-data-cookies',
+    },
+    {
+      linkName: 'Accessibility: non-compliant',
+      pageName: 'Accessibility statement',
+      url: '/accessibility',
+    },
+  ];
+  for (const { linkName, url, pageName } of legalPages) {
+    test(`checks ${linkName} page`, async ({ page }) => {
+      const footer = page.locator('footer').first();
+      await footer.getByRole('link', { name: linkName }).click();
+
+      await expect(
+        page
+          .getByRole('heading', {
+            name: pageName,
+          })
+          .first(),
+      ).toBeVisible();
+
+      await expect(page).toHaveURL(url);
+    });
+  }
 });