feat: Steamify's default setup for the new user during the install (Calamares step before cleanup)

archiso/airootfs/etc/calamares/modules/shellprocess_steamify.conf

@@ -0,0 +1,10 @@
+# Steamify: the Steam Machine setup for the new user, before the first boot.
+---
+
+dontChroot: true
+timeout: 3600
+script:
+    - "-/usr/local/bin/steamify-install ${ROOT} ${USER}"
+
+i18n:
+    name: "Setting up the Steam Machine (Steamify)"

archiso/airootfs/etc/calamares/settings.conf

@@ -0,0 +1,127 @@
+# SPDX-FileCopyrightText: no
+# SPDX-License-Identifier: CC0-1.0
+#
+# Configuration file for Calamares
+---
+modules-search: [ local ]
+
+instances:
+
+- id:       online
+  module:   packages
+  config:   packages_online.conf
+
+- id:       online
+  module:   welcome
+  config:   welcome_online.conf
+
+- id:       before-online
+  module:   shellprocess
+  config:   shellprocess-before-online.conf
+
+- id:       modify_mk_hook
+  module:   shellprocess
+  config:   shellprocess_modify_mk_hook.conf
+
+- id:       reset_mk_hook
+  module:   shellprocess
+  config:   shellprocess_reset_mk_hook.conf
+
+- id:       initialize_pacman
+  module:   shellprocess
+  config:   shellprocess_initialize_pacman.conf
+
+- id:       bootloader
+  module:   packagechooser
+  config:   packagechooser_bootloader.conf
+
+- id:       desktop
+  module:   packagechooser
+  config:   packagechooser_desktop.conf
+
+- id:       enable_ufw
+  module:   shellprocess
+  config:   shellprocess_enable_ufw.conf
+
+- id:       greetd
+  module:   shellprocess
+  config:   shellprocess_greetd.conf
+
+- id:       btrfs_snapshot
+  module:   shellprocess
+  config:   shellprocess_btrfs_snapshot.conf
+
+- id:       steamify
+  module:   shellprocess
+  config:   shellprocess_steamify.conf
+
+- id:       cleanup_calamares
+  module:   shellprocess
+  config:   shellprocess_cleanup_calamares.conf
+
+
+sequence:
+- show:
+  - welcome@online
+  - locale
+  - keyboard
+  - packagechooser@bootloader
+  - partition
+  - packagechooser@desktop
+  - netinstall
+  - users
+  - summary
+- exec:
+  - partition
+  - zfs
+  - mount
+  - shellprocess@modify_mk_hook
+  - shellprocess@initialize_pacman
+  - shellprocess@before-online
+  - pacstrap
+  - machineid
+  - users
+  - locale
+  - keyboard
+  - localecfg
+  - chwd
+  - packages@online
+  - luksbootkeyfile
+  - luksopenswaphookcfg
+  - fstab
+  - plymouthcfg
+  - zfshostid
+  - initcpiocfg
+  - initcpio
+  - networkcfg
+  - displaymanager
+  - hwclock
+  - grubcfg
+  - bootloader
+  - shellprocess@reset_mk_hook
+  - services-systemd
+  - shellprocess
+  - shellprocess@enable_ufw
+  - shellprocess@greetd
+  - shellprocess@btrfs_snapshot
+  - shellprocess@steamify
+  - shellprocess@cleanup_calamares
+  - umount
+- show:
+  - finished
+
+branding: cachyos
+
+prompt-install: true
+
+dont-chroot: false
+
+oem-setup: false
+
+disable-cancel: false
+
+disable-cancel-during-exec: false
+
+hide-back-and-next-during-exec: true
+
+quit-at-end: false