casper: use new approach to set trisquel ISOs image.

helpers/DATA/casper/remove_interactive_netmount.patch

---- a/scripts/casper	2022-05-30 09:40:38.000000000 -0500
-+++ b/scripts/casper	2023-02-13 23:47:27.515797105 -0600
-@@ -955,12 +955,6 @@
-             sleep 1
-             i="$(($i + 1))"
-         done
--
--        if [ -z "${livefs_root}" ]; then
--            if do_interactive_netmount ; then
--                livefs_root="${mountpoint}"
--            fi
--        fi
-     fi
- 
-     if [ -z "${livefs_root}" ]; then

helpers/DATA/casper/set_trisquel_iso_suggestion.patch

+--- a/scripts/casper    2023-02-13 23:53:18.908768968 -0600
++++ b/scripts/casper    2023-02-21 03:28:55.176581755 -0600
+@@ -376,18 +376,18 @@
+     # maybe make livecd-rootfs embed something in the casper initrd?
+     case $PRETTY_NAME in
+         *development*)
+-            server_url=http://cdimage.ubuntu.com/ubuntu-server/daily-live/current/$UBUNTU_CODENAME-live-server-$DPKG_ARCH.iso
+-            desktop_url=http://cdimage.ubuntu.com/daily-live/current/$UBUNTU_CODENAME-desktop-$DPKG_ARCH.iso
++            server_url=""
++            desktop_url=""
+             ;;
+         *)
+             case $DPKG_ARCH in
+                 amd64)
+-                    server_url=https://releases.ubuntu.com/$UBUNTU_CODENAME/ubuntu-$VERSION_ID-live-server-$DPKG_ARCH.iso
+-                    desktop_url=https://releases.ubuntu.com/$UBUNTU_CODENAME/ubuntu-$VERSION_ID-desktop-$DPKG_ARCH.iso
++                    server_url=http://cdimage.trisquel.org/trisquel-images/${ID}-netinst_${VERSION_ID}_${DPKG_ARCH}.iso
++                    desktop_url=http://cdimage.trisquel.org/trisquel-images/${ID}_${VERSION_ID}_${DPKG_ARCH}.iso
+                     ;;
+                 *)
+-                    server_url=http://cdimage.ubuntu.com/releases/$UBUNTU_CODENAME/release/ubuntu-$VERSION_ID-live-server-$DPKG_ARCH.iso
+-                    desktop_url=http://cdimage.ubuntu.com/releases/$UBUNTU_CODENAME/release/ubuntu-$VERSION_ID-desktop-$DPKG_ARCH.iso
++                    server_url=http://cdimage.trisquel.org/trisquel-images/${ID}-netinst_${VERSION_ID}_${DPKG_ARCH}.iso
++                    desktop_url=http://cdimage.trisquel.org/trisquel-images/${ID}_${VERSION_ID}_${DPKG_ARCH}.iso
+                     ;;
+             esac
+             ;;

helpers/make-casper

@@ -18,7 +18,7 @@
 #    Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
 #
 
-VERSION=16
+VERSION=17
 
 . ./config
 
@@ -43,8 +43,8 @@ sed 's/Depends:/Depends: localechooser-data,\n/' -i debian/control
 sed "s/cut/cut -d: -f2- | cut/" -i scripts/casper-functions
 sed "s/head -n1/sed -n 1p/" -i scripts/casper-functions
 
-#Remove ubuntu's net images load on empty livefs.
-patch -p1 < $DATA/remove_interactive_netmount.patch
+# Set trisquel isos as default suggestion.
+patch --no-backup-if-mismatch -p1 < $DATA/set_trisquel_iso_suggestion.patch
 
 changelog "Compiled for Trisquel"