How to deploy?

    -- Install Nodejs
    -- Install npm
    -- Install Mongodb

    -- Run commands:

        npm install
        sudo npm start

How to invoke the API?
    
    -- To get all the picture of one certain user, get /userinfo?user=USERNAME
    -- To get one exact case, get /getinfo?caseid=CASEID
    -- For getting pictures of one user by other informations, get /userinfo/tooth?user=USERNAME