fix(ci): use GHCR instead of ACR for workflow docker caches

.github/workflows/linux-cpu-arm64-build.yml

@@ -18,6 +18,9 @@ env:
 
 jobs:
   linux-cpu-arm64-build:
+    permissions:
+      contents: read
+      packages: write # needed for GHCR push
     runs-on: ["self-hosted", "1ES.Pool=onnxruntime-genai-Ubuntu2004-ARM-CPU"]
     steps:
       - name: Checkout OnnxRuntime GenAI repo
@@ -73,12 +76,14 @@ jobs:
       - name: Download Docker Image
         run: |
           set -e -x
-          az login --identity --object-id b44538a9-6545-4353-907e-da46df88a2ab
+          az login --identity --object-id 161bbca8-9899-4f61-950c-4d556fbcf830
           az acr login --name onnxruntimebuildcache --subscription 00c06639-6ee4-454e-8058-8d8b1703bd87
+          docker login --username "$GITHUB_ACTOR" --password '${{ secrets.GITHUB_TOKEN }}' ghcr.io
+
           python3 tools/ci_build/get_docker_image.py --dockerfile tools/ci_build/github/linux/docker/inference/aarch64/default/cpu/Dockerfile \
           --context tools/ci_build/github/linux/docker/inference/aarch64/default/cpu \
           --docker-build-args "--build-arg BUILD_UID=$( id -u )" \
-          --container-registry onnxruntimebuildcache \
+          --container-registry ghcr.io/microsoft/onnxruntime-genai \
           --repository ort_genai_linux_arm64_gha
 
       - name: Docker -- Configure with CMake and GCC

.github/workflows/linux-gpu-x64-build.yml

@@ -19,6 +19,9 @@ env:
 
 jobs:
   linux-cuda-x64-build:
+    permissions:
+      contents: read
+      packages: write # needed for GHCR push
     env:
       PYTHON_EXECUTABLE: "/opt/python/cp312-cp312/bin/python3.12"
     runs-on: ["self-hosted", "1ES.Pool=onnxruntime-genai-Ubuntu2204-A10"]
@@ -102,12 +105,14 @@ jobs:
       - name: Get Docker Image
         run: |
           set -e -x
-          az login --identity --object-id b44538a9-6545-4353-907e-da46df88a2ab
+          az login --identity --object-id 161bbca8-9899-4f61-950c-4d556fbcf830
           az acr login --name onnxruntimebuildcache --subscription 00c06639-6ee4-454e-8058-8d8b1703bd87
+          docker login --username "$GITHUB_ACTOR" --password '${{ secrets.GITHUB_TOKEN }}' ghcr.io
+
           python3 tools/ci_build/get_docker_image.py --dockerfile tools/ci_build/github/linux/docker/manylinux/Dockerfile.manylinux2_28_cuda_12.8  \
             --context tools/ci_build/github/linux/docker/manylinux  \
             --docker-build-args "--build-arg BUILD_UID=$( id -u )" \
-            --container-registry onnxruntimebuildcache \
+            --container-registry ghcr.io/microsoft/onnxruntime-genai \
             --manylinux-src manylinux \
             --multiple_repos \
             --repository onnxruntimecudabuildx64

.ignore

@@ -0,0 +1,3 @@
+!/.config
+!/.github
+!/.pipelines

.pipelines/stages/jobs/integration-build-job.yml

@@ -64,7 +64,7 @@ jobs:
           --dockerfile tools/ci_build/github/linux/docker/manylinux/Dockerfile.manylinux2_28_cuda_12.8 \
           --context tools/ci_build/github/linux/docker/manylinux \
           --docker-build-args "--build-arg BUILD_UID=$( id -u )" \
-          --container-registry onnxruntimebuildcache \
+          --container-registry onnxruntimebuildcache.azurecr.io \
           --repository ortgenaicudabuildx64
       displayName: 'Build manylinux CUDA docker image'
       workingDirectory: '$(Build.Repository.LocalPath)'

.pipelines/stages/jobs/steps/capi-linux-step.yml

@@ -59,7 +59,7 @@ steps:
     python3 tools/ci_build/get_docker_image.py --dockerfile tools/ci_build/github/linux/docker/manylinux/Dockerfile.manylinux2_28_$(ep)_$cuda_dockerfile_version \
       --context tools/ci_build/github/linux/docker/manylinux \
       --docker-build-args "--build-arg BUILD_UID=$( id -u )" \
-      --container-registry onnxruntimebuildcache \
+      --container-registry onnxruntimebuildcache.azurecr.io \
       --repository ortgenai$(ep)build$(arch)
   displayName: 'Get CUDA Docker Image $(cuda_version)'
   condition: eq(variables['ep'], 'cuda')
@@ -76,7 +76,7 @@ steps:
     python3 tools/ci_build/get_docker_image.py --dockerfile "$dockerfile" \
       --context tools/ci_build/github/linux/docker/manylinux \
       --docker-build-args "--build-arg BUILD_UID=$( id -u )" \
-      --container-registry onnxruntimebuildcache \
+      --container-registry onnxruntimebuildcache.azurecr.io \
       --repository ortgenai$(ep)build$(arch)
   displayName: 'Get Docker Image'
   condition: ne(variables['ep'], 'cuda')

tools/ci_build/get_docker_image.py

@@ -34,7 +34,7 @@ def parse_args():
 
     parser.add_argument(
         "--container-registry",
-        help="The Azure container registry name. If not provided, no container registry will be used.",
+        help="Container registry host and, optionally, qualifiers. If not provided, no container registry will be used.",
     )
     parser.add_argument("--repository", required=True, help="The image repository name.")
 
@@ -64,9 +64,7 @@ def main():
         log.info("No container registry will be used")
 
     full_image_name = (
-        f"{args.container_registry}.azurecr.io/{args.repository}:latest"
-        if use_container_registry
-        else f"{args.repository}:latest"
+        f"{args.container_registry}/{args.repository}:latest" if use_container_registry else f"{args.repository}:latest"
     )
 
     log.info(f"Image: {full_image_name}")