post_upgrade() {
    find /home -maxdepth 2 -name ".deepinwine" -exec rm -f \{\}/Deepin-WeChat/reinstalled \;
}
pre_remove() {
    echo "deleting the WeChat bottle..."
    find /home -maxdepth 2 -name ".deepinwine" -exec rm -rf \{\}/Deepin-WeChat/ \;
}