Merge pull request #12 from quantinuum-dev/push-ytytkpssmkrk

ci: Install devenv

Author: johnchildren

.github/workflows/release-plz.yml

@@ -22,6 +22,9 @@ jobs:
         uses: actions/checkout@v4
         with:
           fetch-depth: 0
+      - uses: DeterminateSystems/nix-installer-action@main
+      - name: Install devenv.sh
+        run: nix profile install nixpkgs#devenv
       - name: Run release-plz
         run: |
           devenv shell release-plz release-pr