CloudinaryException Must supply cloud_name in tag

CloudinaryException (Must supply cloud_name in tag or in configuration):

heroku config:add CLOUDINARY_URL=cloudinary://user:password@project --app tutorial-rails-rest-api

List

$ gem install mime-t...... #content-type (1) #ruby (14) #rails (39)

[CZGHPChUAAA3jqE.png...... #crop (1) #rails (39)

lsof -wni tcp:3000Th...... #macos (3) #rails (39)

FROM ruby:2.6.1 RUN...... #dockerfile (3) #rails (39)

Case 1. [74118] - Wo...... #rails (39)

August 18, 2019 Rail...... #rails (39)

Turn off old_logger ...... #console (1) #log (1) #rails (39)

config/initializers/...... #paper_trail (1) #rails (39)

gem update --system ...... #bundle (1) #rails (39)

https://stackoverflo...... #routes (1) #rest-api (1) #rails (39)

Hello World