How can I optimize my Docker cache in Travis CI?

How can I optimize my Docker cache in Travis CI?

You can optimize your Docker cache in Travis CI by using the cache feature to store your Docker layers.

What specific configuration should I add to my .travis.yml file?

You can add the following to your .travis.yml:

cache:
  directories:
    - /var/lib/docker

Are there any best practices for managing Docker images in CI?

Yes, some best practices include using multi-stage builds, tagging images properly, and cleaning up unused images.

How can I monitor the cache usage in Travis CI?

You can monitor cache usage by checking the build logs in Travis CI, which will show cache hits and misses.