staging

[ap-justin]

• about video component

• overlay using gradients

• add video preview

• use in homepaeg

• use in npo page

• remove dependabo

• about video feedback

• add vtt

Explanation of the solution

Instructions on making this work

• run yarn or yarn install to install npm dependencies
• run yarn run test --watchAll to verify all tests still pass
• (optional) run yarn run build to verify the build passes
• run yarn start to start the webapp

UI changes for review

When major UI changes are introduced with a PR, please include links to URLS to compare or screenshots demonstrating the difference and notify on design changes