CI without using nix #519

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10 warnings

The import of ‘Control.Applicative’ is redundant

Module ‘Control.Monad.Writer’ does not export ‘(<>)’.

The import of ‘Control.Monad.Identity’ is redundant

Pattern match is redundant

The import of ‘Control.Applicative’ is redundant

Module ‘Control.Monad.Writer’ does not export ‘(<>)’.

The import of ‘Control.Applicative’ is redundant

In the use of ‘head’

This binding for ‘field’ shadows the existing binding