Do not build classic docker image

.github/workflows/dockerimage.yml

-name: Bor Docker Image CI
-
-on:
-  push:
-    branches-ignore:
-      - '**'
-    tags:
-      - 'v*.*.*'
-      # to be used by fork patch-releases ^^
-      - 'v*.*.*-*'
-  
-jobs:
-  build:
-    runs-on: ubuntu-latest
-    steps:
-    - uses: actions/checkout@v2
-    - name: Build the Bor Docker image
-      env:
-        DOCKERHUB: ${{ secrets.DOCKERHUB }}
-        DOCKERHUB_KEY: ${{ secrets.DOCKERHUB_KEY }}
-      run: |
-        ls -l
-        echo "Docker login"
-        docker login -u $DOCKERHUB -p $DOCKERHUB_KEY
-        echo "running build"
-        docker build -f Dockerfile.classic -t maticnetwork/bor:${GITHUB_REF/refs\/tags\//} .
-        echo "pushing image"
-        docker push maticnetwork/bor:${GITHUB_REF/refs\/tags\//}
-        echo "DONE!"

Dockerfile.classic

-# Build Geth in a stock Go builder container
-FROM golang:1.17-alpine as builder
-
-RUN apk add --no-cache make gcc musl-dev linux-headers git bash
-
-ADD . /bor
-RUN cd /bor && make bor-all
-
-CMD ["/bin/bash"]
-
-# Pull Bor into a second stage deploy alpine container
-FROM alpine:latest
-
-RUN apk add --no-cache ca-certificates
-COPY --from=builder /bor/build/bin/bor /usr/local/bin/
-COPY --from=builder /bor/build/bin/bootnode /usr/local/bin/
-
-EXPOSE 8545 8546 8547 30303 30303/udp