Vault CLI in Containers

In many CI/CD workflows interfacing with Hashicorp Vault is required.

However, their CLI (or better called unified binary1) is stupidly big with more than 400MB and they seem to have no interest in making it any smaller2.

This is often a undesired size increase, especially when optimizing for pull and run time in CI/CD.

This note outlines a solution that brings us down from 400MB+ on disk for vault to about 300KB using curl and jq.

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