ok workflow

Author: invalidusrname

.github/shared/setup/action.yaml

@@ -1,9 +1,14 @@
 name: setup ruby
 description: setup ruby
+inputs:
+  working-directory:
+    description: directory to use
+    required: true
 runs:
   using: composite
   steps:
     - name: Set up Ruby
       uses: ruby/setup-ruby@v1
       with:
         bundler-cache: true
+        working-directory: ${{ inputs.working-directory }}

.github/workflows/2021-ruby.yaml

@@ -20,6 +20,8 @@ jobs:
         run: pwd
       - name: Setup Ruby
         uses: ./.github/shared/setup
+        with:
+          working-directory: ./2021/ruby
       - name: Run rubocop
         run: bundle exec rubocop
   tests:
@@ -28,5 +30,7 @@ jobs:
       - uses: actions/checkout@v3
       - name: Setup Ruby
         uses: ./.github/shared/setup
+        with:
+          working-directory: ./2021/ruby
       - name: Run tests
         run: bundle exec rspec