9594977b

Correct how `devShells` get their inputs (#214)

This updates the `default` dev shell for this flake as well as the one
in the template. It also exposed some other issues with the template, so
those are fixed as well.

Agent Instructions

Each run corresponds to one flake attribute. Click a run for its logs and status.

Example: https://nix-ci.com/gh:sellout:project-manager/main/9594977bf621b58a8338288b0136da53e444d1d0/de8a8018-9202-4a45-9ed1-0db4677f2ecd

Wait for suite to complete:

curl --netrc -N https://nix-ci.com/gh:sellout:project-manager/main/9594977bf621b58a8338288b0136da53e444d1d0/wait

This page is also available in machine-friendly formats. Request one with the Accept header:

• curl --netrc -H 'Accept: application/json' https://nix-ci.com/gh:sellout:project-manager/main/9594977bf621b58a8338288b0136da53e444d1d0
• curl --netrc -H 'Accept: text/markdown' https://nix-ci.com/gh:sellout:project-manager/main/9594977bf621b58a8338288b0136da53e444d1d0

For more instructions, fetch https://nix-ci.com/instructions .