How do I push a Docker image using Travis CI?

How do I push a Docker image using Travis CI?

To push a Docker image using Travis CI, you need to set up your .travis.yml file with the necessary configuration.

What should I include in the .travis.yml file?

You should include the language, services, and the script section to build and push your Docker image. Here's a basic example:

language: generic
services:
  - docker

script:
  - docker build -t your-image-name .
  - docker push your-image-name

Do I need to authenticate with Docker Hub?

Yes, you need to authenticate with Docker Hub. You can do this by adding your Docker Hub credentials as environment variables in Travis CI.

How do I set those environment variables?

You can set environment variables in the Travis CI settings for your repository. Go to your repository settings, find the 'Environment Variables' section, and add your Docker username and password.