adding new workflow

.github/workflows/docker-build-publish-hyperspace.yml

@@ -0,0 +1,94 @@
+name: "Build and publish Hyperspace Docker image"
+
+on:
+  push:
+    branches:
+      - '*'
+    tags:
+      - 'v*'
+
+env:
+  REGISTRY: ghcr.io
+  IMAGE_NAME: composablefi/composable-ibc/hyperspace
+
+jobs:
+
+  build-and-publish:
+
+    name: Build & push docker image
+
+    runs-on: ubuntu-latest
+
+    permissions:
+      contents: read
+      packages: write
+
+    concurrency:
+      group: hyperspace-docker-image-${{ github.ref }}
+      cancel-in-progress: true
+
+    steps:
+    - name: Clean up
+      continue-on-error: true
+      run: |
+        sudo chown -R $USER:$USER $GITHUB_WORKSPACE
+        docker system prune --force --all --volumes
+
+    - name: Install dependencies
+      run: |
+        sudo apt-get install -y make build-essential
+
+    - uses: actions/checkout@v2
+      with:
+        fetch-depth: 0
+
+    - name: Set up QEMU
+      uses: docker/setup-qemu-action@v3
+
+    - name: Set up Docker Buildx
+      uses: docker/setup-buildx-action@v3
+
+    - name: Extract metadata (tags, labels) for Docker (tag)
+      id: meta-tag
+      if: github.ref_type == 'tag'
+      uses: docker/metadata-action@v5
+      with:
+        images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
+        tags: |
+          type=semver,pattern={{version}}
+          type=semver,pattern={{major}}.{{minor}}
+
+    - name: Extract metadata (tags, labels) for Docker (branch)
+      id: meta-branch
+      if: github.ref_type == 'branch'
+      uses: docker/metadata-action@v5
+      with:
+        images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
+        tags: |
+          type=ref,event=branch
+          type=sha,prefix={{branch}}-
+
+    - name: Login to GitHub Container Registry
+      uses: docker/login-action@v2 
+      with:
+        registry: ${{ env.REGISTRY }}
+        username: ${{ github.repository_owner }}
+        password: ${{ secrets.GITHUB_TOKEN }}
+
+    - name: Build and push Docker image (tag)
+      if: github.ref_type == 'tag'
+      uses: docker/build-push-action@v5
+      with:
+        file: scripts/hyperspace.Dockerfile
+        push: ${{ github.event_name != 'pull_request' }}
+        tags: ${{ steps.meta-tag.outputs.tags }}
+        labels: ${{ steps.meta-tag.outputs.labels }}
+
+    - name: Build and push Docker image (branch)
+      if: github.ref_type == 'branch'
+      uses: docker/build-push-action@v5
+      with:
+        file: scripts/hyperspace.Dockerfile
+        push: ${{ github.event_name != 'pull_request' }}
+        tags: ${{ steps.meta-branch.outputs.tags }}
+        labels: ${{ steps.meta-branch.outputs.labels }}