a nodejs server include python module
-User request API: -NodeJS: (I/O: JSON ----> JSON) + Process JSON + Decode Base64 to Image and save to /images/userID/sessionID/ + Create results folder in above directory + Call Python file + Encode images from results folder to Base64 and return to Client -Python: (I/O: Images --> Processed Images) + Read all images from /images/userID/sessionID/ + Process images + Save images to results folder