App store mdx support (#2325)
* Adds initial MDX implementation for App Store pages
* Adds endpoint to serve app store static files
* Replaces zoom icon with dynamic-served one
* Fixes zoom icon
* Makes Slider reusable
* Adds gray-matter for MDX
* Adds zoom screenshots
* Update yarn.lock
* Slider improvements
* WIP
* Update TrendingAppsSlider.tsx
* WIP
* Adds MS teams screenshots
* Adds stripe screenshots
* Cleanup
* Update index.ts
* WIP
* Cleanup
* Cleanup
* Adds jitsi screenshot
* Adds Google meet screenshots
* Adds office 365 calendar screenshots
* Adds google calendar screenshots
Co-authored-by: Peer Richelsen <peeroke@gmail.com>
Co-authored-by: kodiakhq[bot] <49736102+kodiakhq[bot]@users.noreply.github.com>