What are the different versions of Dockerfile supported by CircleCI?
CircleCI supports multiple versions of Dockerfile, including version 1.0 and 2.0. Each version has its own features and syntax.
Can you explain the differences between Dockerfile version 1.0 and 2.0?
Sure! Version 1.0 is simpler and primarily focused on basic commands, while version 2.0 introduces advanced features like multi-stage builds and improved caching.
How do I specify the Dockerfile version in my CircleCI config?
You can specify the Dockerfile version in your CircleCI config by using the 'docker' executor and defining the 'dockerfile' parameter.
Are there any best practices for writing Dockerfiles in CircleCI?
Yes, some best practices include minimizing the number of layers, using .dockerignore files, and leveraging caching effectively.
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