chore: copy config from upstream and remove dep (#593)

files/system/usr/lib/ujust/libfunctions.sh

@@ -0,0 +1,31 @@
+#!/usr/bin/bash
+# shellcheck disable=SC2154
+########
+## Useful functions we use a lot, if you want to use them, source libjust.sh
+## As it depends on libformatting.sh and libcolors.sh
+## They are not imported here to avoid attempting to redeclare readonly vars.
+########
+
+########
+## Function to generate a choice selection and return the selected choice
+########
+# CHOICE=$(Choice option1 option2 "option 3")
+# *user selects "option 3"*
+# echo "$CHOICE" will return "option 3"
+function Choose (){
+    CHOICE=$(ugum choose "$@")
+    echo "$CHOICE"
+}
+
+########
+## Function to generate a confirm dialog and return the selected choice
+########
+# CHOICE=$(Confirm "Are you sure you want to do this?")
+# *user selects "No"*
+# echo "$CHOICE" will return "1"
+# 0 = Yes
+# 1 = No
+function Confirm (){
+    ugum confirm "$@"
+    echo $?
+}