Save Project Back-End

[AlexanderLiteplo]

Save button triggers save project.

All project data must be written to the projects table.
API Params:

{
"project_id": string,
"has_queries": bool,
"has_transcript": bool,
"song_id": string,
"background_videos": [{"file_name": "media_id1", "bucket", "project-data-69", "bucket_path": "panda@example.com/42069/bg_videos},...],
"has_blank_video":bool,
"has_video_with_media": bool,
"has_video_with_subtitles": bool,
"has_video_with_music":bool,
}

Create API's for if they do not already exist:

1. Save images
2. Save queries
3. Save transcript
4. Save song

All of above should be called when user hits save, or exits site.