Merge pull request #24 from trocco-io/add_github-actions

[add]github-actions

Author: HokutoMorita

.github/workflows/gem-push.yml

@@ -0,0 +1,25 @@
+name: Ruby Gem
+
+on:
+  workflow_dispatch:
+  push:
+    tags:
+      - 'v*'
+
+jobs:
+  build:
+    name: Build + Publish
+    runs-on: ubuntu-latest
+    permissions:
+      packages: write
+      contents: read
+    steps:
+      - uses: actions/checkout@v2
+      - name: Set up Ruby 2.7
+        uses: ruby/setup-ruby@v1
+        with:
+          ruby-version: 2.7
+      - name: push gem
+        uses: trocco-io/push-gem-to-gpr-action@v1
+        with:
+          github-token: "${{ secrets.GITHUB_TOKEN }}"