1e63cd11

By: Tom Sydney Kerckhove <syd@cs-syd.eu>

Add flake.nix for NixCI

Add a Nix flake that builds skopeo, provides a dev shell,
and runs the build as a flake check.

Suite timing

Time to Start Worker time Duration Time to finish
Config 0s 5s 5s 5s
Eval 5s 33s 33s 38s
Build 34s 49s 19s 54s
Test - - - -
Deploy - - - -
Suite 0s 1m28s 54s 54s

Timeline

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