Add back release tagging without RELEASE_ prefix

Author: almahmoud

.github/workflows/build_containers.yaml

@@ -250,7 +250,29 @@ jobs:
             cat /tmp/tags | xargs -i bash -c 'printf "%s" "-t {} " >> /tmp/tagargs'
             TAG_ARGS="$(cat /tmp/tagargs)"
             TAGS="$(cat /tmp/tags)"
-  
+            
+            # Process each tag to generate additional format variants
+            PROCESSED_TAGS=""
+            ADDITIONAL_TAG_ARGS=""
+            
+            for tag in $TAGS; do
+              # Original tag is always included
+              PROCESSED_TAGS="$PROCESSED_TAGS $tag"
+              
+              # For RELEASE_X_YY format tags, also create X.YY format with simple sed operations
+              if echo "$tag" | grep -q "RELEASE_"; then
+                # First remove RELEASE_ prefix, then replace _ with .
+                VERSION_TAG=$(echo "$tag" | sed 's/:RELEASE_/:/g' | sed 's/_/./g')
+                echo "Adding version tag: $VERSION_TAG"
+                PROCESSED_TAGS="$PROCESSED_TAGS $VERSION_TAG"
+                ADDITIONAL_TAG_ARGS="$ADDITIONAL_TAG_ARGS -t $VERSION_TAG"
+              fi
+            done
+            
+            # Add additional tags to tag arguments
+            TAG_ARGS="$TAG_ARGS $ADDITIONAL_TAG_ARGS"
+            TAGS="$PROCESSED_TAGS"
+            
             R_VER=$(docker pull ${{ matrix.base.image }}:${{ matrix.base.amdtag }} 2>&1 > /dev/null && \
                     docker inspect ${{ matrix.base.image }}:${{ matrix.base.amdtag }} | \
                     jq -r '.[].Config.Env[]|select(match("^R_VERSION"))|.[index("=")+1:]')