removed unusable stuff

.forgejo/workflows/container-build.yml

@@ -10,17 +10,4 @@ jobs:
           js <<EOF
           console.log(process.env.RUNNER_OS)
           EOF
-          env
-      - uses: actions/checkout@v3
-      - uses: https://github.com/redhat-actions/buildah-build@v2
-        with:
-          containerfiles: Containerfile
-          image: ${{ github.repository }}
-          registry: gitea.sebastian-tobie.de
-          tags: latest ${{ github.run_number }}
-      - uses: https://github.com/redhat-actions/push-to-registry@v2.8
-        with:
-          image: ${{ github.repository }}
-          registry: gitea.sebastian-tobie.de
-          tags: latest ${{ github.run_number }}
-          password: ${{ github.token }}
+          env | grep RUNNER_OS