add a GitHub packages publisher

Author: tmthecoder

.github/workflows/github-packages-publish.yml

@@ -0,0 +1,19 @@
+# This workflow will build a package using Maven and then publish it to GitHub packages when a release is created
+# For more information see: https://github.com/actions/setup-java#apache-maven-with-a-settings-path
+
+name: Publish package to GitHub Packages
+on:
+  release:
+    types: [created]
+jobs:
+  publish:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+      - uses: actions/setup-java@v1
+        with:
+          java-version: 1.8
+      - name: Publish package
+        run: gradle publish
+        env:
+          GITHUB_TOKEN: ${{ secrets.ACCESS_TOKEN }}