buildx failed with: ERROR: failed to build: failed to solve: process "/bin/sh -c . /nix/var/nix/profiles/default/etc/profile.d/nix.sh && nix-channel --add ${HOME_MANAGER_CHANNEL} ${HOME_MANAGER_CHANNEL_NAME} && export NIX_PATH=$USER_HOME_DIR/.nix-defexpr/channels:/nix/var/nix/profiles/per-user/root/channels${NIX_PATH:+:$NIX_PATH} && nix-channel --update && mkdir -p ${USER_HOME_DIR}/.config/nixpkgs && nix profile install --priority 6 home-manager#home-manager && chown -R ${USERNAME}:${USERNAME} ${USER_HOME_DIR}/.config" did not complete successfully: exit code: 1