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Build a Container Image from Scratch
30 November 2024 There’s also a talk based on this article if you prefer video based content. You can find it here.
The changeset above tells the container engine that we added/modified bash and deleted ash on top of the previous layer/changeset–the alpine base in our case. It helps with deduplication, layer sharing leading to reduced memory and performance overhead, and ensuring data integrity. From the top above, we make our config.json content addressable, we then tke a look at our current image layout, consisting of blobs/sha256 directory which contains our layer and our config.
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