Refactor GitHub Actions workflow for R and Docker

Updated GitHub Actions workflow to use newer action versions and streamline Docker image build process.

Author: nfancy

.github/workflows/workflow_master.yaml

@@ -1,4 +1,4 @@
-name: R GitHub Actions dev-nf
+name: R GitHub Actions
 
 on:
   push:
@@ -15,7 +15,8 @@ jobs:
       RGL_USE_NULL: TRUE
 
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
+
       - name: Setup R
         uses: r-lib/actions/setup-r@v2
         with:
@@ -25,28 +26,23 @@ jobs:
         run: |
           version=$(grep Version DESCRIPTION | grep -o "[0-9.]\+")
           echo "packageVersion=${version}" >> $GITHUB_ENV
-        shell: bash {0}
+
+      # Login FIRST
+      - name: Login to Docker Hub
+        uses: docker/login-action@v3
+        with:
+          username: ${{ secrets.DOCKERHUB_USERNAME }}
+          password: ${{ secrets.DOCKERHUB_TOKEN }}
 
       - name: Set up Docker Buildx
-        uses: docker/setup-buildx-action@v2
+        uses: docker/setup-buildx-action@v3
 
-      - name: Build and push
-        uses: docker/build-push-action@v4
+      # Build once, push automatically
+      - name: Build and push Docker image
+        uses: docker/build-push-action@v6
         with:
-          load: true
+          push: true
           file: ./Dockerfile
           tags: |
             nfancy/scflow:latest
             nfancy/scflow:${{ env.packageVersion }}
-
-
-      - name: Login to DockerHub
-        uses: docker/login-action@v3
-        with:
-          username: ${{ secrets.DOCKERHUB_USERNAME }}
-          password: ${{ secrets.DOCKERHUB_TOKEN }}
-
-      - name: push service
-        run: |
-          docker push nfancy/scflow:latest
-          docker push nfancy/scflow:${{ env.packageVersion }}