GA test env variable

Author: ahmad-moussawi

.github/workflows/build.yml

@@ -30,6 +30,12 @@ jobs:
     steps:
       - name: Checkout
         uses: actions/checkout@v2
+      - name: Set env
+        run: echo "RELEASE_VERSION=${GITHUB_REF#refs/*/}" >> $GITHUB_ENV
+      - name: Test
+        run: |
+          echo $RELEASE_VERSION
+          echo ${{ env.RELEASE_VERSION }}
       - name: Setup .NET Core
         uses: actions/setup-dotnet@v1
         with: