✨(frontend) add back the footer and cgu pages

We need to add back the footer and cgu pages,
but we will not display the footer on the doc
editor pages.

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

@@ -0,0 +1,77 @@
+import { expect, test } from '@playwright/test';
+
+import { goToGridDoc } from './common';
+
+test.beforeEach(async ({ page }) => {
+  await page.goto('/');
+});
+
+test.describe('Footer', () => {
+  test('checks all the elements are visible', async ({ page }) => {
+    const footer = page.locator('footer').first();
+
+    await expect(footer.getByAltText('Gouvernement Logo')).toBeVisible();
+
+    await expect(
+      footer.getByRole('link', { name: 'legifrance.gouv.fr' }),
+    ).toBeVisible();
+
+    await expect(
+      footer.getByRole('link', { name: 'info.gouv.fr' }),
+    ).toBeVisible();
+
+    await expect(
+      footer.getByRole('link', { name: 'service-public.fr' }),
+    ).toBeVisible();
+
+    await expect(
+      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 licence',
+      ),
+    ).toBeVisible();
+  });
+
+  test('checks footer is not visible on doc editor', async ({ page }) => {
+    await expect(page.locator('footer')).toBeVisible();
+    await goToGridDoc(page);
+    await expect(page.locator('footer')).toBeHidden();
+  });
+
+  const legalPages = [
+    { name: 'Legal Notice', url: '/legal-notice/' },
+    { name: 'Personal data and cookies', url: '/personal-data-cookies/' },
+    { name: 'Accessibility', url: '/accessibility/' },
+  ];
+  for (const { name, url } of legalPages) {
+    test(`checks ${name} page`, async ({ page }) => {
+      const footer = page.locator('footer').first();
+      await footer.getByRole('link', { name }).click();
+
+      await expect(
+        page
+          .getByRole('heading', {
+            name,
+          })
+          .first(),
+      ).toBeVisible();
+
+      await expect(page).toHaveURL(url);
+    });
+  }
+});

src/frontend/apps/impress/src/features/footer/Footer.tsx

@@ -0,0 +1,166 @@
+import Image from 'next/image';
+import React from 'react';
+import { useTranslation } from 'react-i18next';
+import styled from 'styled-components';
+
+import { Box, StyledLink, Text } from '@/components/';
+import { useCunninghamTheme } from '@/cunningham';
+
+import IconLink from './assets/external-link.svg';
+
+const BlueStripe = styled.div`
+  position: absolute;
+  height: 2px;
+  width: 100%;
+  background: var(--c--theme--colors--primary-600);
+  top: 0;
+`;
+
+export const Footer = () => {
+  const { t } = useTranslation();
+  const { themeTokens } = useCunninghamTheme();
+  const logo = themeTokens().logo;
+
+  return (
+    <Box $position="relative" as="footer">
+      <BlueStripe />
+      <Box $padding={{ top: 'large', horizontal: 'big', bottom: 'small' }}>
+        <Box
+          $direction="row"
+          $gap="1.5rem"
+          $align="center"
+          $justify="space-between"
+          $css="flex-wrap: wrap;"
+        >
+          <Box>
+            <Box $align="center" $gap="6rem" $direction="row">
+              {logo && (
+                <Image
+                  priority
+                  src={logo.src}
+                  alt={logo.alt}
+                  width={0}
+                  height={0}
+                  style={{ width: logo.widthFooter, height: 'auto' }}
+                />
+              )}
+            </Box>
+          </Box>
+          <Box
+            $direction="row"
+            $css={`
+              column-gap: 1.5rem;
+              row-gap: .5rem;
+              flex-wrap: wrap;
+            `}
+          >
+            {[
+              {
+                label: 'legifrance.gouv.fr',
+                href: 'https://legifrance.gouv.fr/',
+              },
+              {
+                label: 'info.gouv.fr',
+                href: 'https://info.gouv.fr/',
+              },
+              {
+                label: 'service-public.fr',
+                href: 'https://service-public.fr/',
+              },
+              {
+                label: 'data.gouv.fr',
+                href: 'https://data.gouv.fr/',
+              },
+            ].map(({ label, href }) => (
+              <StyledLink
+                key={label}
+                href={href}
+                target="__blank"
+                $css={`
+                  gap:0.2rem;
+                  transition: box-shadow 0.3s;
+                  &:hover {
+                    box-shadow: 0px 2px 0 0 var(--c--theme--colors--greyscale-text);
+                  }
+                `}
+              >
+                <Text $weight="bold">{label}</Text>
+                <IconLink width={18} />
+              </StyledLink>
+            ))}
+          </Box>
+        </Box>
+        <Box
+          $direction="row"
+          $margin={{ top: 'big' }}
+          $padding={{ top: 'tiny' }}
+          $css={`
+            flex-wrap: wrap;
+            border-top: 1px solid var(--c--theme--colors--greyscale-200); 
+            column-gap: 1rem;
+            row-gap: .5rem;
+          `}
+        >
+          {[
+            {
+              label: t('Legal Notice'),
+              href: '/legal-notice',
+            },
+            {
+              label: t('Personal data and cookies'),
+              href: '/personal-data-cookies',
+            },
+            {
+              label: t('Accessibility'),
+              href: '/accessibility',
+            },
+          ].map(({ label, href }) => (
+            <StyledLink
+              key={label}
+              href={href}
+              $css={`
+                padding-right: 1rem;
+                &:not(:last-child) {
+                  box-shadow: inset -1px 0px 0px 0px var(--c--theme--colors--greyscale-200);
+                }
+              `}
+            >
+              <Text
+                $variation="600"
+                $size="m"
+                $transition="box-shadow 0.3s"
+                $css={`
+                  &:hover {
+                    box-shadow: 0px 2px 0 0 var(--c--theme--colors--greyscale-text);
+                  }
+                `}
+              >
+                {label}
+              </Text>
+            </StyledLink>
+          ))}
+        </Box>
+        <Text
+          as="p"
+          $size="m"
+          $margin={{ top: 'big' }}
+          $variation="600"
+          $display="inline"
+        >
+          {t('Unless otherwise stated, all content on this site is under')}{' '}
+          <StyledLink
+            href="https://github.com/etalab/licence-ouverte/blob/master/LO.md"
+            target="__blank"
+            $css={`
+              display:inline-flex;
+              box-shadow: 0px 1px 0 0 var(--c--theme--colors--greyscale-text);
+            `}
+          >
+            <Text $variation="600">licence etalab-2.0</Text>
+            <IconLink width={18} />
+          </StyledLink>
+        </Text>
+      </Box>
+    </Box>
+  );
+};

src/frontend/apps/impress/src/features/footer/index.tsx

@@ -0,0 +1 @@
+export * from './Footer';

src/frontend/apps/impress/src/features/service-worker/service-worker.ts

@@ -94,6 +94,9 @@ const precacheResources = [
   '/',
   '/index.html',
   '/404/',
+  '/accessibility/',
+  '/legal-notice/',
+  '/personal-data-cookies/',
   FALLBACK.offline,
   FALLBACK.images,
   FALLBACK.docs,

src/frontend/apps/impress/src/layouts/MainLayout.tsx

@@ -1,8 +1,18 @@
+import { PropsWithChildren } from 'react';
+
 import { Box } from '@/components';
 import { useCunninghamTheme } from '@/cunningham';
+import { Footer } from '@/features/footer';
 import { Header } from '@/features/header';
 
-export function MainLayout({ children }: { children: React.ReactNode }) {
+interface MainLayoutProps {
+  withoutFooter?: boolean;
+}
+
+export function MainLayout({
+  children,
+  withoutFooter,
+}: PropsWithChildren<MainLayoutProps>) {
   const { colorsTokens } = useCunninghamTheme();
 
   return (
@@ -20,6 +30,7 @@ export function MainLayout({ children }: { children: React.ReactNode }) {
           </Box>
         </Box>
       </Box>
+      {!withoutFooter && <Footer />}
     </Box>
   );
 }

src/frontend/apps/impress/src/layouts/PageLayout.tsx

@@ -0,0 +1,17 @@
+import { PropsWithChildren } from 'react';
+
+import { Box } from '@/components';
+import { Footer } from '@/features/footer';
+import { Header } from '@/features/header';
+
+export function PageLayout({ children }: PropsWithChildren) {
+  return (
+    <Box $minHeight="100vh">
+      <Header />
+      <Box as="main" $width="100%" $css="flex-grow:1;">
+        {children}
+      </Box>
+      <Footer />
+    </Box>
+  );
+}

src/frontend/apps/impress/src/layouts/index.ts

@@ -1 +1,2 @@
 export * from './MainLayout';
+export * from './PageLayout';