Load Existing Project Back-end

[AlexanderLiteplo]

Create an API that fetches a user's entire project.

Fetch from DynamoDB projects table use key project_id
Return all data to front-end.

Ensure exists and create if does not exist:

1. Get most recent video API (retrieves whichever of these is true and lowest on this list: "has_blank_video":bool,
   "has_video_with_media":bool,
   "has_video_with_subtitles":bool,
   "has_video_with_music":bool,)
2. Get project's images API
3. Get project's music API
4. Get projects queries API