modify build args

.github/workflows/_build_image.yml

@@ -69,7 +69,12 @@ jobs:
           IMAGE_URI="${{ steps.repo.outputs.ecr_repo_url }}:${GITHUB_SHA}"
 
           # Writes build args and removes line breaks
-          BUILD_ARGS=$(echo "${{ inputs.build_args }}" | xargs -n1 printf -- '--build-arg %s ')
+          BUILD_ARGS=""
+          while IFS= read -r line; do
+            # skip empty lines
+            [ -n "$line" ] || continue
+            BUILD_ARGS="$BUILD_ARGS --build-arg $line"
+          done <<< ${{ inputs.build_args }}
       
           docker build \
             -f ${{ inputs.dockerfile_path }} \