✨ [Feature request]: Create a short video to explain ReactPlay and embed on the home page

**Is your feature request related to a problem? Please describe.**
A short video explaining the mission, vision, and usages of ReactPlay will be very helpful for anyone new to get started.

**Describe the solution you'd like**
- Create a 2 mins video
- Post on YouTube
- Embed in the home page.

**Describe alternatives you've considered**
NA

**Additional context**
NA
