diff --git a/.github/workflows/build-docker-gpu.yml b/.github/workflows/build-docker-gpu.yml
index 1099b3e..1a6aa11 100644
--- a/.github/workflows/build-docker-gpu.yml
+++ b/.github/workflows/build-docker-gpu.yml
@@ -39,7 +39,10 @@ jobs:
   # reserved for vllm: https://github.com/vllm-project/vllm/blob/main/docker/Dockerfile
   job-cuda_128:
     name: 'cuda_12.8,cuda,nvidia-cuda'
-    runs-on: ubuntu-latest
+    strategy:
+        matrix:
+          include: [{arch: amd64, runner: ubuntu-latest}] # , {arch: arm64, runner: ubuntu-24.04-arm}
+    runs-on: ${{ matrix.runner }}
     steps:
       - uses: actions/checkout@v7
       - run: |
@@ -52,7 +55,10 @@ jobs:
 
   job-cuda_126:
     name: 'cuda_12.6'
-    runs-on: ubuntu-latest
+    strategy:
+        matrix:
+          include: [{arch: amd64, runner: ubuntu-latest}] # , {arch: arm64, runner: ubuntu-24.04-arm}
+    runs-on: ${{ matrix.runner }}
     steps:
       - uses: actions/checkout@v7
       - run: |
@@ -140,7 +146,6 @@ jobs:
             --build-arg "ARG_PROFILE_NODEJS=base" \
             --build-arg "ARG_PROFILE_JAVA=base,maven" \
             --build-arg "ARG_PROFILE_LATEX=base,cjk"
-          alias_image full-cuda-12.8 latest core-cuda latest && push_image cuda
 
   job-nvidia-ctk:
     name: 'nvidia-ctk'
@@ -149,7 +154,7 @@ jobs:
       - uses: actions/checkout@v7
       - run: |
           source ./tool.sh && export IMG_PREFIX_SRC="docker.io/library"
-          build_image nvidia-ctk latest		docker_cuda/nvidia-ctk.Dockerfile		&& push_image
+          build_image nvidia-ctk latest		docker_cuda/nvidia-ctk.Dockerfile
 
 
   ## Sync all images in this build (listed by "names") to mirror registry.
diff --git a/.github/workflows/build-docker.yml b/.github/workflows/build-docker.yml
index 6dae72d..8a5b639 100644
--- a/.github/workflows/build-docker.yml
+++ b/.github/workflows/build-docker.yml
@@ -28,6 +28,8 @@ env:
   DOCKER_MIRROR_REGISTRY_USERNAME: ${{ vars.DOCKER_MIRROR_REGISTRY_USERNAME }}
   DOCKER_MIRROR_REGISTRY_PASSWORD: ${{ secrets.DOCKER_MIRROR_REGISTRY_PASSWORD }}
   CI_PROJECT_NAME: ${{ vars.CI_PROJECT_NAME || 'LabNow/lab-foundation' }}
+  DOCKER_PLATFORM: amd64,arm64
+
 
 jobs:
   job-base:
@@ -106,7 +108,6 @@ jobs:
           build_image py-jdk  latest docker_core/core.Dockerfile \
             --build-arg "ARG_PROFILE_PYTHON=datascience,mkl,database,nlp,cv,chem" \
             --build-arg "ARG_PROFILE_JAVA=base"
-          push_image
 
   job-r-base:
     name: 'r-base'
@@ -197,7 +198,6 @@ jobs:
             --build-arg "ARG_PROFILE_R=base,datascience" \
             --build-arg "ARG_PROFILE_NODEJS=base" \
             --build-arg "ARG_PROFILE_JULIA=base"
-          push_image data-science-stack
 
   job-full-stack:
     name: 'full-stack'
diff --git a/tool.sh b/tool.sh
index 2fb0a37..12ce928 100755
--- a/tool.sh
+++ b/tool.sh
@@ -73,7 +73,6 @@ clear_images() {
     docker image prune --force && docker images ;
 }
 
-
 remove_folder() {
     for dir in "$@"; do
         if [ -d "$dir" ]; then