WIP: Update dockerisation (#3477)

* 🐳 add Dockerfile and dockerfile based script for consensus-spec tests

.github/workflows/run-tests.yml

@@ -66,6 +66,37 @@ jobs:
       - name: Run linter for test generators
         run: make lint_generators
 
+  dockerfile-test:
+    runs-on: self-hosted
+    needs: preclear
+    services:
+      registry:
+        image: registry:2
+        ports:
+          - 5000:5000
+    steps:
+      - name: Checkout this repo
+        uses: actions/checkout@v3.2.0
+      - name: get git commit hash
+        id: git_commit_hash
+        shell: bash
+        run: |
+          echo "git_commit_hash=$(echo $(git log --pretty=format:'%h' -n 1))" >> $GITHUB_OUTPUT
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v2
+        with:
+          driver-opts: network=host
+      - name: Build and push to local registry
+        uses: docker/build-push-action@v4
+        with:
+          context: .
+          file: ./docker/Dockerfile
+          push: true
+          tags: localhost:5000/consensus-specs-dockerfile-test:${{ steps.git_commit_hash.outputs.git_commit_hash }}
+      - name: Test the image by running the linter
+        run: |
+          docker run localhost:5000/consensus-specs-dockerfile-test:${{ steps.git_commit_hash.outputs.git_commit_hash }} make lint
+
   pyspec-tests:
     runs-on: self-hosted
     needs: [preclear,lint,codespell,table_of_contents]