From d582e142f4fbe79a993402f19a83468afaf5a8d8 Mon Sep 17 00:00:00 2001
From: Ahmed Allam <ahmed39652003@gmail.com>
Date: Sun, 2 Aug 2026 14:49:22 +0000
Subject: [PATCH] ci: publish the sandbox image with buildx for amd64 and arm64

---
 .github/workflows/sandbox-image.yml | 112 ++++++++++++++++++++++++++++
 1 file changed, 112 insertions(+)
 create mode 100644 .github/workflows/sandbox-image.yml

diff --git a/.github/workflows/sandbox-image.yml b/.github/workflows/sandbox-image.yml
new file mode 100644
index 00000000..338f73db
--- /dev/null
+++ b/.github/workflows/sandbox-image.yml
@@ -0,0 +1,112 @@
+name: Sandbox Image
+
+on:
+  workflow_dispatch:
+    inputs:
+      tag:
+        description: 'Image tag to publish (e.g. 1.2.0)'
+        required: true
+      latest:
+        description: 'Also tag as latest'
+        type: boolean
+        default: true
+
+permissions:
+  contents: read
+
+env:
+  IMAGE: ghcr.io/${{ github.repository_owner }}/strix-sandbox
+
+jobs:
+  build:
+    strategy:
+      fail-fast: false
+      matrix:
+        include:
+          - os: ubuntu-22.04
+            platform: linux/amd64
+          - os: ubuntu-22.04-arm
+            platform: linux/arm64
+
+    runs-on: ${{ matrix.os }}
+    permissions:
+      contents: read
+      packages: write
+
+    steps:
+      - uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1  # v7.0.1
+        with:
+          persist-credentials: false
+
+      - uses: docker/setup-buildx-action@bb05f3f5519dd87d3ba754cc423b652a5edd6d2c  # v4.2.0
+
+      - uses: docker/login-action@dbcb813823bdd20940b903addbd779551569679f  # v4.6.0
+        with:
+          registry: ghcr.io
+          username: ${{ github.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Build and push by digest
+        id: build
+        uses: docker/build-push-action@53b7df96c91f9c12dcc8a07bcb9ccacbed38856a  # v7.3.0
+        with:
+          context: .
+          file: containers/Dockerfile
+          platforms: ${{ matrix.platform }}
+          provenance: mode=max
+          sbom: true
+          outputs: type=image,name=${{ env.IMAGE }},push-by-digest=true,name-canonical=true,push=true
+
+      - name: Export digest
+        env:
+          DIGEST: ${{ steps.build.outputs.digest }}
+        run: |
+          set -euo pipefail
+          mkdir -p /tmp/digests
+          touch "/tmp/digests/${DIGEST#sha256:}"
+
+      - uses: actions/upload-artifact@043fb46d1a93c77aae656e7c1c64a875d1fc6a0a  # v7.0.1
+        with:
+          name: digest-${{ runner.arch }}
+          path: /tmp/digests/*
+          if-no-files-found: error
+          retention-days: 1
+
+  publish:
+    needs: build
+    runs-on: ubuntu-latest
+    permissions:
+      contents: read
+      packages: write
+
+    steps:
+      - uses: actions/download-artifact@3e5f45b2cfb9172054b4087a40e8e0b5a5461e7c  # v8.0.1
+        with:
+          path: /tmp/digests
+          pattern: digest-*
+          merge-multiple: true
+
+      - uses: docker/setup-buildx-action@bb05f3f5519dd87d3ba754cc423b652a5edd6d2c  # v4.2.0
+
+      - uses: docker/login-action@dbcb813823bdd20940b903addbd779551569679f  # v4.6.0
+        with:
+          registry: ghcr.io
+          username: ${{ github.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Create manifest list
+        env:
+          TAG: ${{ inputs.tag }}
+          ALSO_LATEST: ${{ inputs.latest }}
+        run: |
+          set -euo pipefail
+          tags=(-t "${IMAGE}:${TAG}")
+          if [ "${ALSO_LATEST}" = "true" ]; then
+            tags+=(-t "${IMAGE}:latest")
+          fi
+          digests=()
+          for file in /tmp/digests/*; do
+            digests+=("${IMAGE}@sha256:$(basename "$file")")
+          done
+          docker buildx imagetools create "${tags[@]}" "${digests[@]}"
+          docker buildx imagetools inspect "${IMAGE}:${TAG}"