Fix HyperBian build (thanks @Lord-Grey)

config

@@ -4,3 +4,4 @@ TARGET_HOSTNAME='HyperBian'
 DISABLE_FIRST_BOOT_USER_RENAME=1
 FIRST_USER_NAME='hyperion'
 FIRST_USER_PASS='ambientlight'
+SUDO_USER='hyperion'

stage-hyperbian/00-install-hyperion/00-run.sh

@@ -1,13 +1,15 @@
 #!/bin/bash -e
 
 # Enable SPI and force HDMI output
+echo '---> Enable SPI and force HDMI output'
 sed -i "s/^#dtparam=spi=on.*/dtparam=spi=on/" ${ROOTFS_DIR}/boot/config.txt
 sed -i "s/^#hdmi_force_hotplug=1.*/hdmi_force_hotplug=1/" ${ROOTFS_DIR}/boot/config.txt
 
 # Determine Hyperion Version
 HYPERION_VERSION=$(curl -sL "https://github.com/hyperion-project/hyperion.ng/raw/master/.version")
 
 # Modify /usr/lib/os-release
+echo '---> Customize HyperBian'
 sed -i "s/Raspbian/HyperBian/gI" ${ROOTFS_DIR}/usr/lib/os-release
 sed -i "s/^NAME=.*$/NAME=\"HyperBian ${HYPERION_VERSION}\"/g" ${ROOTFS_DIR}/usr/lib/os-release
 sed -i "s/^VERSION=.*$/VERSION=\"${HYPERION_VERSION}\"/g" ${ROOTFS_DIR}/usr/lib/os-release
@@ -16,8 +18,8 @@ sed -i "s/^SUPPORT_URL=.*$/SUPPORT_URL=\"https:\/\/hyperion-project.org\/\"/g" $
 sed -i "s/^BUG_REPORT_URL=.*$/BUG_REPORT_URL=\"https:\/\/hyperion-project.org\/\"/g" ${ROOTFS_DIR}/usr/lib/os-release
 
 # Custom motd
-rm "${ROOTFS_DIR}"/etc/motd
-rm "${ROOTFS_DIR}"/etc/update-motd.d/10-uname
+rm -f "${ROOTFS_DIR}"/etc/motd
+rm -f "${ROOTFS_DIR}"/etc/update-motd.d/10-uname
 install -m 755 files/motd-hyperbian "${ROOTFS_DIR}"/etc/update-motd.d/10-hyperbian
 
 # DEB822 source file
@@ -27,10 +29,10 @@ install -m 644 files/hyperion.sources ${ROOTFS_DIR}/etc/apt/sources.list.d/
 sed -i "s/^#PrintLastLog yes.*/PrintLastLog no/" ${ROOTFS_DIR}/etc/ssh/sshd_config
 
 on_chroot << EOF
-echo '---> Import the public GPG key from the Repository Server into HyperBian'
+echo '---> Import public repository key into HyperBian'
 wget -qO- https://releases.hyperion-project.org/hyperion.pub.key | gpg --dearmor -o /usr/share/keyrings/hyperion.pub.gpg
-echo '---> Update the APT sources and installing Hyperion'
+echo '---> Update and installing Hyperion'
 apt-get update && apt-get -y install hyperion
-echo 'Registering Hyperion'
+echo '---> Registering Hyperion'
 systemctl -q enable hyperion"@hyperion".service
 EOF