Re-order nav links, update download box to include shapefiles, squish pages (#1538)

* Re-order nav links, update download box to include shapefiles, squishy pages (#1536)

* Add dropdown to navigation links

- add download page
- move main pages tests to their own folder
- add download and public eng snapshot test
- remove public engagement button on each page
- swap index with cejst
- update cypress ENDPOINTS
- upate gatsby-config sitemap
- update snapshots
- cypress tests are failing

* Make all page endpoints constants

- fix all cypress tests
- refactor all test to use LegacyTests/constants/PAGES_ENDPOINTS
- gatsby-config to use PAGES_ENDPOINTS
- remove ScoreStepList component
- update J40Header to use constants.PAGES_ENDPOINTS
- update snapshots
- there are 3 locations to update PAGES_ENDPOINTS, namely

1. LegacyTests/constants.tsx
2. constants.tsx
3. gatsby-config

* Add two placeholder pages

- FAQs
- TSD

* remove dropdown from navigation menu

- remove dropdown from gherkin tests
- update snapshots

* Add back public engagement button to all pages

- add send button in area detail alt tag to i18n
- modify public engagement button to have same CSS as send feedback button
- update snapshots

* Update download box to include shapefile downloads

- refator download packet scss
- add shapefile URL to .env files
- update tests
- index forwarding pattern
- update snapshots

* Add FAQ link to About page

* Update footer

- add PEC
- add RFI
- add github link

* Update the staging link URL and title

* Update download Box to match design sync

- update FAQ link copy

* Add comment for reason of commented code

client/src/pages/frequently-asked-questions.tsx

@@ -0,0 +1,32 @@
+import * as React from 'react';
+import {Grid} from '@trussworks/react-uswds';
+import {useIntl} from 'gatsby-plugin-intl';
+
+import J40MainGridContainer from '../components/J40MainGridContainer';
+import Layout from '../components/layout';
+
+import * as FAQS_COPY from '../data/copy/faqs';
+
+interface IFAQPageProps {
+  location: Location;
+}
+
+const FAQPage = ({location}: IFAQPageProps) => {
+  const intl = useIntl();
+
+  return (
+    <Layout location={location} title={intl.formatMessage(FAQS_COPY.PAGE_INTRO.PAGE_TILE)}>
+
+      <J40MainGridContainer>
+
+        <h1>{intl.formatMessage(FAQS_COPY.PAGE_INTRO.PAGE_TILE)}</h1>
+
+        <Grid row>
+          {intl.formatMessage(FAQS_COPY.PAGE_INTRO.COMING_SOON)}
+        </Grid>
+      </J40MainGridContainer>
+    </Layout>
+  );
+};
+
+export default FAQPage;