deb-update.bash: actually use LC_ALL and note it being poor practice

to link where the no-sandbox comes from

bash/deb-update.bash

@@ -5,8 +5,12 @@
 # Show commands being executed
 set -x
 
-# Ensure standard/English
-export LANG=C
+# English (US) is generally installed everywhere, flatpak and packagekit use
+# weird glyphs unavailable in C and C.utf8 is a RedHattism, which Debian
+# side of the family doesn't recognise.
+#export LANG=en_US.utf8
+# This is said to be a poor practice that should only be used for debugging
+export LC_ALL=en_US.utf8
 
 # if hash checks that the command exists
 if hash apt-get 2>/dev/null; then

bash/flatpak-add-remotes.bash

@@ -8,6 +8,7 @@ set -x
 flatpak remote-add --if-not-exists flathub https://flathub.org/repo/flathub.flatpakrepo
 flatpak remote-add --if-not-exists flathub-beta https://flathub.org/beta-repo/flathub-beta.flatpakrepo
 flatpak remote-add --if-not-exists kdeapps https://distribute.kde.org/kdeapps.flatpakrepo
+flatpak remote-add --if-not-exists nheko-nightly https://nheko.im/nheko-reborn/nheko/-/raw/master/nheko-nightly.flatpakrepo
 
 # Hide commands being executed again
 set +x

bash/usr-local-bin/codium

@@ -1,5 +1,6 @@
 #!/usr/bin/env bash
 
 set -x
-flatpak run com.vscodium.codium --no-sandbox --new-window $@
+# https://github.com/flathub/com.vscodium.codium/issues/55
+flatpak run com.vscodium.codium --no-sandbox $@
 set +x

bash/usr-local-bin/nheko

@@ -1,5 +1,6 @@
 #!/usr/bin/env bash
 
 set -x
-flatpak run io.github.NhekoReborn.Nheko $@
+#flatpak run io.github.NhekoReborn.Nheko $@
+flatpak run io.github.NhekoReborn.Nheko//master $@
 set +x