PR #157: Make controls sparser and cheaper to run

Agent Instructions

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https://staging.nix-ci.com/gh:NorfairKing:sydtest/refs%2Fpull%2F157%2Fmerge/fae4661a79145570fc374835e8b710eb9af77915

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• curl --netrc -H 'Accept: text/markdown' https://staging.nix-ci.com/gh:NorfairKing:sydtest/refs%2Fpull%2F157%2Fmerge

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