Tagfish, a CLI tool to interact with Docker registries

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I joined REA’s Consumer & Brand Delivery Engineering team 8 months ago, it’s been a blast and I love working on the tech we use. We extensively use Docker, AWS, and Ruby to produce internal tools such as `shipper` that other teams use to ship their containerized applications.

We host our own Docker Registry, and we maintain a set of base images, such as `ubuntu-ruby2.2` which is an image based on the official Ubuntu, with Ruby 2.2 and a few other dependencies baked in. We want the teams at REA to use those images, because we control how they are built and we include libraries and dependencies widely used in the company. Continue reading