Merge pull request #1525 from 18F/staging

Staging

Merge pull request #1483 from 18F/staging

[Feature] Add report download links/icons to charts -- Production

Merge pull request #1463 from 18F/staging

[Feature] Add accordions to dashboard -- Production

Merge pull request #1426 from 18F/staging

[Feature] Create about page -- Production

Handle GA4 data