IntroductionDeploymentComparing SaaS, PaaS, and IaaSThe Heroku PlatformConfiguration Handling in SmilecookExercise 63: Configuration Handling for the Production and Development EnvironmentsExercise 64: Adding a Staging Configuration ClassHeroku ApplicationExercise 65: Creating a New Application in HerokuHeroku Add-OnsExercise 66: Installing Heroku PostgresSetting Up Environment Variables for the Heroku AppExercise 67: Setting Up the App Environment VariablesDeployment Using Heroku GitWhat is Git?What is gitignore?What is Procfile?What is Gunicorn?Exercise 68: Setting Up the Git and the Heroku CLIExercise 69: Checking the Heroku Postgres Tables in pgAdminSetting Up Variables in PostmanExercise 70: Setting Up Variables in PostmanActivity 18: Changing access_token to a Variable in PostmanSetting up the Front-end Interface to Work with the Smilecook APISummary