RACK-928: Slow Startup RiB Container on Apple M1

.github/workflows/build-docker-image.yml

@@ -21,6 +21,14 @@ jobs:
 
   build-docker-image:
     runs-on: ubuntu-22.04
+    name: Build on ${{ matrix.distro }} ${{ matrix.arch }}
+
+    strategy:
+      matrix:
+        include:
+          - arch: armv7
+            distro: ubuntu22.04
+            ubuntu-arch: linux/arm64/v8
 
     steps:
     - name: Check out RACK source
@@ -36,9 +44,13 @@ jobs:
         path: RACK/rack-box/files
 
     - name: Build rack-box docker image
-      run: |
-        cd RACK/rack-box
-        packer build -var version=${{ inputs.version }} rack-box-docker.json
+      uses: uraimo/run-on-arch-action@v2
+      with:
+          arch: ${{ matrix.arch }}
+          distro: ${{ matrix.distro }}
+          run: |
+            cd RACK/rack-box
+            packer build -var version=${{ inputs.version }} -var arch=${{ matrix.ubuntu-arch }} rack-box-docker.json
 
     - name: Login to Docker Hub
       if: inputs.push == true

rack-box/rack-box-docker.json

@@ -5,6 +5,7 @@
     "no_proxy": "{{env `no_proxy`}}",
     "repository": "gehighassurance/rack-box",
     "tags": "{{user `version`}}",
+    "arch": "{{user `arch`}}",
     "version": "dev"
   },
 
@@ -17,6 +18,7 @@
       ],
       "commit": true,
       "image": "ubuntu:22.04",
+      "platform": "{{user `arch`}}",
       "pull": false
     }
   ],