📖 Deploy an Express.js App to Heroku

Work with a partner to implement the following user story:

As a web developer, I want to deploy my application to services like Heroku so that I can share my app with the world.

Acceptance Criteria

It's done when I have initialized a Git repository by running git init at the root of my existing project.
It's done when I have modified the PORT variable in server.js according to the Heroku documentation.
It's done when I have created a new Heroku app using the Heroku CLI.
It's done when I have verified that the Heroku remote URL was added using the appropriate Git command.
It's done when I have added and committed all my files and pushed to Heroku.
It's done after I have confirmed that the application was deployed successfully by running heroku open.

Refer to the documentation:

How can you use the command heroku logs --tail to troubleshoot deployment errors?

If you have completed this activity, work through the following challenge with your partner to further your knowledge:

When you created your Heroku account, you might have seen the Heroku dashboard. What useful information can you learn about your application from this page?

Use Google or another search engine to research this.