Speed up pip downloads in Docker with BuildKit’s new caching

Docker uses layer caching to speed up builds, but layer caching isn’t always enough. When you’re rapidly developing your Python application and therefore frequently changing the list of dependencies, you’re going to end up downloading the same packages. O… Read more

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Manipulating Signed Docker Images

Recently I looked at Docker Content Trust (DCT) more closely and was surprised to find out that I can manipulate signed images locally on disk! This is because the packed image is signed. After the image is pulled, it gets unpacked and there is no signat... (more…)

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