Revert "Revert "Build and push image to my own ghcr repo""

This reverts commit 6c8d2b1.

.github/workflows/build.yaml

@@ -0,0 +1,52 @@
+name: Build Docker Image
+
+on:
+  push:
+    branches:
+      - master  # or your default branch name
+
+env:
+  COMMIT_HASH: ${{ github.sha }}
+
+jobs:
+  setup-build-publish-deploy:
+    name: Build images
+    runs-on: ubuntu-latest
+
+    steps:
+    - name: Checkout
+      uses: actions/checkout@v2
+
+    - name: Get commit hash
+      run: echo "$COMMIT_HASH"
+
+    # Set up buildx for multi-platform builds
+    - name: Set up QEMU
+      uses: docker/setup-qemu-action@c5ffa2a61740d9877bd1f40899a87c8ec93b0d9f
+
+    - name: Docker Setup Buildx
+      uses: docker/setup-buildx-action@bea6a01aa40b4d58b0382d47e1c4a70137af67b1
+      with:
+        config-inline: |
+          [worker.oci]
+            enabled = true
+            platforms = [ "linux/amd64", "linux/arm64" ]
+
+    # Login to GHCR
+    - name: Login to GitHub Container Registry
+      uses: docker/login-action@v1
+      with:
+        registry: ghcr.io
+        username: ${{ github.actor }}
+        password: ${{ secrets.GITHUB_TOKEN }}
+
+    # Build and push to GHCR
+    - name: Build and push Docker image
+      uses: docker/build-push-action@v2
+      with:
+        context: .
+        platforms: linux/amd64,linux/arm64
+        push: true
+        tags: |
+          ghcr.io/${{ github.repository_owner }}/robusta:${{ env.COMMIT_HASH }}
+          ghcr.io/${{ github.repository_owner }}/robusta:latest