Refactor bash and add ruby/setup-ruby action

Author: jbampton

.github/workflows/pre-commit.yml

@@ -13,6 +13,9 @@ jobs:
     steps:
       - name: "Checkout ${{ github.ref }} ( ${{ github.sha }} )"
         uses: actions/checkout@v6
+      - uses: ruby/setup-ruby@v1
+        with:
+          ruby-version: '3.4' # Not needed with a .ruby-version, .tool-versions or mise.toml
       - name: Install
         run: |
           python -m pip install --upgrade pip

.pre-commit-config.yaml

@@ -30,7 +30,7 @@ repos:
         description: >-
           Ensures that the local Ruby environment stays in sync by running 'bundle install'
           whenever the Gemfile or Gemfile.lock is modified.
-        entry: bash -c 'bundle install || { echo "bundle install failed"; exit 1; }'
+        entry: bash -c 'bundle check || bundle install || { echo "bundle install failed"; exit 1; }'
         language: system
         stages: [manual]
         files: ^(Gemfile|Gemfile\.lock)$
@@ -39,7 +39,7 @@ repos:
         description: >-
           Updates the ruby-advisory-db and scans Gemfile.lock for known security
           vulnerabilities in dependencies.
-        entry: bash -c 'bundle exec bundle-audit update && bundle exec bundle-audit'
+        entry: bash -c 'bundle exec bundle-audit check --update'
         language: system
         stages: [manual]
         files: ^Gemfile\.lock$