feat: Splatter ghcr.io publishing ( Fixes #33 )

.github/workflows/TestBuildAndPublish.yml

@@ -593,4 +593,41 @@ jobs:
         if: ${{github.ref_name != 'main'}}
         uses: ./
         id: SplatterBranch
-
+      - name: Log in to ghcr.io
+        uses: docker/login-action@master
+        with: 
+          registry: ${{ env.REGISTRY }}
+          username: ${{ github.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+      - name: Extract Docker Metadata (for branch)
+        if: ${{github.ref_name != 'main' && github.ref_name != 'master' && github.ref_name != 'latest'}}
+        id: meta
+        uses: docker/metadata-action@master
+        with: 
+          images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
+      - name: Extract Docker Metadata (for main)
+        if: ${{github.ref_name == 'main' || github.ref_name == 'master' || github.ref_name == 'latest'}}
+        id: metaMain
+        uses: docker/metadata-action@master
+        with: 
+          images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
+          flavor: latest=true
+      - name: Build and push Docker image (from main)
+        if: ${{github.ref_name == 'main' || github.ref_name == 'master' || github.ref_name == 'latest'}}
+        uses: docker/build-push-action@master
+        with: 
+          context: .
+          push: true
+          tags: ${{ steps.metaMain.outputs.tags }}
+          labels: ${{ steps.metaMain.outputs.labels }}
+      - name: Build and push Docker image (from branch)
+        if: ${{github.ref_name != 'main' && github.ref_name != 'master' && github.ref_name != 'latest'}}
+        uses: docker/build-push-action@master
+        with: 
+          context: .
+          push: true
+          tags: ${{ steps.meta.outputs.tags }}
+          labels: ${{ steps.meta.outputs.labels }}
+env: 
+  REGISTRY: ghcr.io
+  IMAGE_NAME: ${{ github.repository }}