fix: ci

Author: ayuskauskas

.github/workflows/build_container.yaml

@@ -34,7 +34,7 @@ jobs:
           username: ${{ github.actor }}
           password: ${{ secrets.GITHUB_TOKEN }}
       - name: Setup env vars
-        run: echo "PACKAGE_NAME=$(echo "${{ github.ref_name }}" | sed 's;refs/tags;;g'| cut -f 2 -d /)" >> $GITHUB_ENV
+        run: echo "PACKAGE_NAME=$(echo "${{ github.ref_name }}" | sed 's;refs/tags;;g'| cut -f 1 -d /)" >> $GITHUB_ENV
       # This step uses [docker/metadata-action](https://github.com/docker/metadata-action#about) to extract tags and labels that will be applied to the specified image. The `id` "meta" allows the output of this step to be referenced in a subsequent step. The `images` value provides the base name for the tags and labels.
       - name: Extract metadata (tags, labels) for Docker
         id: meta