specify scdoc as a native dependency instead of a runtime dependency

without this lvgl never releases the CPU, and just pegs one of the cores
to 100%. see
<https://github.com/lvgl/lvgl/blob/master/docs/porting/timer_handler.rst>

CHANGELOG.md

@@ -15,8 +15,6 @@ If a change only affects particular applications, they are listed in parentheses
 - misc: Unify build system (!23 & !29, thanks @Jarrah & @vladimir.stoyakin)
 - misc: Ensure stable file order during builds (!24, thanks @devrtz)
 - fix: Prevent logging internal LVGL errors to stdout
-- misc: Make scdoc a native dependency to enable cross-compilation (!30, thanks @uninsane)
-- fix: Use usleep to release CPU when possible (!31, thanks @uninsane)
 
 ## 3.2.0 (2024-06-03)
 

buffyboard/buffyboard.service.in

@@ -1,38 +0,0 @@
-[Unit]
-Documentation=https://gitlab.postmarketos.org/postmarketOS/buffybox
-
-[Service]
-ExecStart=@bindir@/buffyboard
-Restart=on-failure
-
-# Allow access to input devices, framebuffer, tty
-DevicePolicy=closed
-DeviceAllow=/dev/uinput rw
-DeviceAllow=char-fb rw
-DeviceAllow=char-input rw
-DeviceAllow=char-tty rw
-# udev requires some limited networking
-RestrictAddressFamilies=AF_NETLINK
-
-# Hardening
-CapabilityBoundingSet=
-NoNewPrivileges=true
-RestrictSUIDSGID=true
-PrivateMounts=true
-PrivateTmp=true
-PrivateUsers=true
-ProtectClock=true
-ProtectControlGroups=true
-ProtectHome=true
-ProtectHostname=true
-ProtectKernelLogs=true
-ProtectKernelModules=true
-ProtectKernelTunables=true
-ProtectSystem=strict
-RemoveIPC=true
-LockPersonality=true
-MemoryDenyWriteExecute=true
-SystemCallArchitectures=native
-SystemCallFilter=@system-service
-SystemCallFilter=~@privileged
-SystemCallFilter=~@resources

buffyboard/meson.build

@@ -24,13 +24,3 @@ executable('buffyboard',
 
 install_data('buffyboard.conf', install_dir: get_option('sysconfdir'))
 
-
-configure_file(
-  input : 'buffyboard.service.in',
-  output : 'buffyboard.service',
-  install : true,
-  install_dir : get_option('libdir') / 'systemd/system',
-  configuration : {
-    'bindir' : get_option('prefix') / get_option('bindir'),
-  },
-)