Update gem-push.yml

Author: digitalsparky

.github/workflows/gem-push.yml

@@ -1,48 +1,23 @@
-name: Ruby Gem
-
-on:
-  push:
-    branches: [ "master" ]
-  pull_request:
-    branches: [ "master" ]
-
+# .github/workflows/push_gem.yml
 jobs:
-  build:
-    name: Build + Publish
+  push:
+    name: Push gem to RubyGems.org
     runs-on: ubuntu-latest
+
     permissions:
-      contents: read
-      packages: write
+      id-token: write # IMPORTANT: this permission is mandatory for trusted publishing
+      contents: write # IMPORTANT: this permission is required for `rake release` to push the release tag
 
     steps:
-    - uses: actions/checkout@v4
-    - name: Set up Ruby 2.6
-    # To automatically get bug fixes and new Ruby versions for ruby/setup-ruby,
-    # change this to (see https://github.com/ruby/setup-ruby#versioning):
-    # uses: ruby/setup-ruby@v1
-      uses: ruby/setup-ruby@55283cc23133118229fd3f97f9336ee23a179fcf # v1.146.0
-      with:
-        ruby-version: 2.6.x
-
-    - name: Publish to GPR
-      run: |
-        mkdir -p $HOME/.gem
-        touch $HOME/.gem/credentials
-        chmod 0600 $HOME/.gem/credentials
-        printf -- "---\n:github: ${GEM_HOST_API_KEY}\n" > $HOME/.gem/credentials
-        gem build *.gemspec
-        gem push --KEY github --host https://rubygems.pkg.github.com/${OWNER} *.gem
-      env:
-        GEM_HOST_API_KEY: "Bearer ${{secrets.GITHUB_TOKEN}}"
-        OWNER: ${{ github.repository_owner }}
+      # Set up
+      - uses: actions/checkout@v4
+        with:
+          persist-credentials: false
+      - name: Set up Ruby
+        uses: ruby/setup-ruby@v1
+        with:
+          bundler-cache: true
+          ruby-version: ruby
 
-    - name: Publish to RubyGems
-      run: |
-        mkdir -p $HOME/.gem
-        touch $HOME/.gem/credentials
-        chmod 0600 $HOME/.gem/credentials
-        printf -- "---\n:rubygems_api_key: ${GEM_HOST_API_KEY}\n" > $HOME/.gem/credentials
-        gem build *.gemspec
-        gem push *.gem
-      env:
-        GEM_HOST_API_KEY: "${{secrets.RUBYGEMS_AUTH_TOKEN}}"
+      # Release
+      - uses: rubygems/release-gem@v1