gem-workflow.yml in ledger_sync-2.4.4

- old
+ new

@@ -6,38 +6,48 @@
     types: [created]
 jobs:
   rubocop:
     strategy:
       matrix:
-        ruby-version: [2.5.8, 2.6.3, 2.6.6, 2.7.1, 3.0.2]
-    runs-on: [ubuntu-latest]
+        os: [ubuntu-latest]
+        ruby-version: ['2.7', '3.0']
+    runs-on: ${{ matrix.os }}
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3
         with:
           persist-credentials: false
           fetch-depth: 0
       - name: Ruby Setup and Bundle
         uses: ruby/setup-ruby@v1
         with:
           ruby-version: ${{ matrix.ruby-version }}
           bundler-cache: true
+          run: |
+            gem install bundler
+            bundle update
+            bundle install
       - run: bundle exec rubocop
   rspec:
     strategy:
       matrix:
-        ruby-version: [2.5.8, 2.6.3, 2.6.6, 2.7.1, 3.0.2]
-    runs-on: [ubuntu-latest]
+        os: [ubuntu-latest]
+        ruby-version: ['2.7', '3.0']
+    runs-on: ${{ matrix.os }}
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3
         with:
           persist-credentials: false
           fetch-depth: 0
       - name: Ruby Setup and Bundle
         uses: ruby/setup-ruby@v1
         with:
           ruby-version: ${{ matrix.ruby-version }}
           bundler-cache: true
+          run: |
+            gem install bundler
+            bundle update
+            bundle install
       - name: rspec and report to coveralls
         run: bundle exec rspec --order rand
       - name: Coveralls
         uses: coverallsapp/github-action@master
         with:
@@ -48,17 +58,17 @@
     runs-on: ubuntu-latest
     needs: ["rubocop", "rspec"]
     if: github.event_name == 'release' && github.event.action == 'created'
     steps:
       - name: Checkout
-        uses: actions/checkout@v2
+        uses: actions/checkout@v3
         with:
           persist-credentials: false
           fetch-depth: 0
       - name: Ruby Setup and Bundle
         uses: ruby/setup-ruby@v1
         with:
-          ruby-version: 2.7.1
+          ruby-version: 2.7.5
           bundler-cache: true
       - name: Publish to RubyGems
         run: |
           mkdir -p $HOME/.gem
           touch $HOME/.gem/credentials