buildx failed with: ERROR: failed to solve: process "/bin/sh -c mkdir -p /var/tmp && chmod -R 1777 /var/tmp && flatpak remote-add --if-not-exists flathub https://dl.flathub.org/repo/flathub.flatpakrepo && flatpak install --system --noninteractive --no-deploy flathub $(cat /etc/flatpak/install) && systemctl unmask flatpak-system-install.service && systemctl enable flatpak-system-install.service && rm -rf /tmp/* && ostree container commit" did not complete successfully: exit code: 1

The following actions uses node12 which is deprecated and will be forced to run on node16: docker/login-action@v1. For more info: https://github.blog/changelog/2023-06-13-github-actions-all-actions-will-run-on-node16-instead-of-node12-by-default/

The `save-state` command is deprecated and will be disabled soon. Please upgrade to using Environment Files. For more information see: https://github.blog/changelog/2022-10-11-github-actions-deprecating-save-state-and-set-output-commands/

The `save-state` command is deprecated and will be disabled soon. Please upgrade to using Environment Files. For more information see: https://github.blog/changelog/2022-10-11-github-actions-deprecating-save-state-and-set-output-commands/