diff --git a/.gitea/workflows/ci.yaml b/.gitea/workflows/ci.yaml
index f07fd68..3b2a268 100644
--- a/.gitea/workflows/ci.yaml
+++ b/.gitea/workflows/ci.yaml
@@ -25,6 +25,7 @@ jobs:
           echo "Version: 1.0.${{ gitea.run_number }}" >> $GITHUB_STEP_SUMMARY
           echo "Event: ${{ gitea.event_name }}" >> $GITHUB_STEP_SUMMARY
 
+  # CPU image: Multi-arch (amd64 + arm64)
   build_cpu:
     runs-on: ubuntu-latest
     needs: essential
@@ -32,25 +33,31 @@ jobs:
       - name: Checkout
         uses: actions/checkout@v4
 
+      - name: Set up QEMU
+        uses: docker/setup-qemu-action@v3
+
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v3
+
       - name: Login to Gitea Registry
-        run: |
-          echo ${{ secrets.UNIR_REGISTRY_TOKEN }} | docker login \
-            -u username \
-            --password-stdin ${{ needs.essential.outputs.repo }}
+        uses: docker/login-action@v3
+        with:
+          registry: ${{ needs.essential.outputs.repo }}
+          username: username
+          password: ${{ secrets.UNIR_REGISTRY_TOKEN }}
 
-      - name: Build CPU image
-        run: |
-          docker build \
-            -f src/paddle_ocr/Dockerfile.cpu \
-            -t ${{ needs.essential.outputs.image_cpu }}:${{ needs.essential.outputs.Version }} \
-            -t ${{ needs.essential.outputs.image_cpu }}:latest \
-            src/paddle_ocr/
-
-      - name: Push CPU image
-        run: |
-          docker push ${{ needs.essential.outputs.image_cpu }}:${{ needs.essential.outputs.Version }}
-          docker push ${{ needs.essential.outputs.image_cpu }}:latest
+      - name: Build and push CPU image (multi-arch)
+        uses: docker/build-push-action@v5
+        with:
+          context: src/paddle_ocr
+          file: src/paddle_ocr/Dockerfile.cpu
+          platforms: linux/amd64,linux/arm64
+          push: true
+          tags: |
+            ${{ needs.essential.outputs.image_cpu }}:${{ needs.essential.outputs.Version }}
+            ${{ needs.essential.outputs.image_cpu }}:latest
 
+  # GPU image: x86_64 only (PaddlePaddle GPU doesn't support ARM64)
   build_gpu:
     runs-on: ubuntu-latest
     needs: essential
@@ -64,7 +71,7 @@ jobs:
             -u username \
             --password-stdin ${{ needs.essential.outputs.repo }}
 
-      - name: Build GPU image
+      - name: Build GPU image (x86_64)
         run: |
           docker build \
             -f src/paddle_ocr/Dockerfile.gpu \