fix(template): Run commands in a nix-shell to automatically pull the necessary dependencies

Author: NickLarsenNZ

template/.github/workflows/pr_pre-commit.yaml.j2

@@ -40,6 +40,7 @@ jobs:
           chmod 700 "${LOCATION_BIN}"
 
           echo "$LOCATION_DIR" >> "$GITHUB_PATH"
+      - uses: cachix/install-nix-action@8887e596b4ee1134dae06b98d573bd674693f47c # v26
       - uses: pre-commit/action@2c7b3805fd2a0fd8c1884dcaebf91fc102a13ecd # v3.0.1
         with:
           extra_args: "--from-ref ${{ github.event.pull_request.base.sha }} --to-ref ${{ github.event.pull_request.head.sha }}"

template/.pre-commit-config.yaml.j2

@@ -66,13 +66,13 @@ repos:
       - id: regenerate-charts
         name: regenerate-charts
         language: system
-        entry: make regenerate-charts
+        entry: nix-shell --run 'make regenerate-charts'
         stages: [commit, merge-commit, manual]
         pass_filenames: false
 
       - id: cargo-test
         name: cargo-test
         language: system
-        entry: cargo test
+        entry: nix-shell --run 'cargo test'
         stages: [commit, merge-commit, manual]
         pass_filenames: false