device-pine64-pinenote: add xournalpp subpackage

Includes xournal config files to adapt it to e-ink screen

Part-of: https://gitlab.postmarketos.org/postmarketOS/pmaports/-/merge_requests/6711

device/testing/device-pine64-pinenote/APKBUILD

@@ -41,6 +41,7 @@ subpackages="
 	$pkgname-nonfree-firmware-systemd:nonfree_firmware_systemd
 	$pkgname-phosh
 	$pkgname-x11
+	$pkgname-xournalpp
 "
 builddir="$srcdir"/pinenote-dist-$_commit
 
@@ -71,6 +72,16 @@ phosh() {
 		-t "$subpkgdir"/etc/phosh
 }
 
+xournalpp() {
+	install_if="$pkgname=$pkgver-r$pkgrel xournalpp"
+	depends="xournalpp"
+
+	install -Dm644 \
+		"$builddir"/config/xournalpp/settings.xml \
+		"$builddir"/config/xournalpp/toolbar.ini \
+		-t "$subpkgdir"/etc/skel/.config/xournalpp
+}
+
 nonfree_firmware() {
 	pkgdesc="WiFi, Bluetooth and display firmware"
 	depends="linux-firmware py3-numpy"