What is the Docker Build Context?

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The Docker Build Context or Build Context or Context 1) is a list of files sent to the daemon when the build command is executed

Example

All files from:

  • a directory if they are not in ignore file
  • a archive
  • …

Tip

Mount

A build context can be mounted with –mount option of the RUN command in order to run a build script.

1)
https://docs.docker.com/build/building/context/




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Docker Build Context
Docker - Build (an image from a Dockerfile)

The build command creates an image from: a Dockerfile. and a build context : A build context is a list of files sent to the daemon. Example: All files from: a directory if they are not in ignore...
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DockerFile - Run command

The RUN instruction will execute any commands in a new layer on top of the current image and commit the results. With the --mount option , you don't need to copy executing script and dependencies...



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