sys-boot/grml-rescueboot: add 0.6.7, drop 0.6.1

Switch to using release tarballs rather than an unstable source!

Signed-off-by: Sam James <sam@gentoo.org>

sys-boot/grml-rescueboot/grml-rescueboot-0.6.7.ebuild

@@ -0,0 +1,38 @@
+# Copyright 2024 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+DESCRIPTION="grub2 script to add ISO images to the grub2 boot menu"
+HOMEPAGE="https://wiki.grml.org/doku.php?id=rescueboot"
+SRC_URI="https://github.com/grml/grml-rescueboot/releases/download/v${PV}/${PN}_${PV}+gh.tar.xz"
+S="${WORKDIR}"/workspace
+
+LICENSE="GPL-2"
+SLOT="0"
+KEYWORDS="~amd64"
+
+RDEPEND="sys-boot/grub"
+BDEPEND="app-text/xmltoman"
+
+src_install() {
+	insinto /etc/default
+	doins etc/default/grml-rescueboot
+
+	exeinto /etc/grub.d/
+	doexe 42_grml
+}
+
+pkg_postinst() {
+	einfo "Default folder for ISOs is /boot/grml/"
+	einfo "You can change it in /etc/default/grml-rescueboot"
+	einfo "Put some ISOs to the folder,"
+	einfo "mount your /boot:"
+	einfo "mount /dev/sda1 /boot/"
+	einfo "and run"
+	einfo "grub-mkconfig -o /boot/grub/grub.cfg"
+	einfo "Not all ISOs are bootable this way"
+	einfo "Works for Ubuntu, Debian (not all ISOs)"
+	einfo "https://grml.org/download/"
+	einfo "but not for Gentoo ISO, see https://bugs.gentoo.org/568464"
+}