docker if logic++

Author: jblance

Dockerfile

@@ -5,7 +5,7 @@ RUN python -V
 RUN python -c 'import platform;print(platform.machine())'
 ARG TARGETARCH
 RUN echo $TARGETARCH
-RUN if [[ "$TARGETARCH" == "arm64" ]] ; then \
+RUN if [ "$TARGETARCH" = "arm64" ] ; then \
         pip install https://github.com/mosquito/cysystemd/releases/download/1.6.2/cysystemd-1.6.2-cp312-cp312-manylinux_2_28_aarch64.whl ; \
     else \
         pip install https://github.com/mosquito/cysystemd/releases/download/1.6.2/cysystemd-1.6.2-cp312-cp312-manylinux_2_28_x86_64.whl ; \