buildx failed with: ERROR: failed to solve: process "/bin/sh -c if [ `uname -m` = \"x86_64\" ]; then python3 -m pip install -v \"pillow_heif/.[tests]\"; else python3 -m pip install -v \"pillow_heif/.[tests-min]\"; export PH_TESTS_NO_HEVC_ENC=1; fi && echo \"**** Build Done ****\" && python3 -c \"import pillow_heif; print(pillow_heif.libheif_info())\" && pytest pillow_heif && echo \"**** Test Done ****\"" did not complete successfully: exit code: 1