feat: moonraker.conf backup function

Signed-off-by: Dominik Willner th33xitus@gmail.com

scripts/backup.sh

@@ -35,7 +35,7 @@ function backup_printer_cfg() {
   check_for_backup_dir
   local current_date
 
-  if [[ -f "${PRINTER_CFG}" ]]; then
+  if [[ -f ${PRINTER_CFG} ]]; then
     current_date=$(get_date)
     status_msg "Timestamp: ${current_date}"
     status_msg "Create backup of printer.cfg ..."
@@ -70,7 +70,7 @@ function backup_moonraker_database() {
   local current_date databases target_dir
   databases=$(find "${HOME}" -maxdepth 1 -type d -regextype posix-extended -regex "${HOME}/.moonraker_database(_[^0])?[0-9]*" | sort)
 
-  if [[ -n "${databases}" ]]; then
+  if [[ -n ${databases} ]]; then
     current_date=$(get_date)
     target_dir="${BACKUP_DIR}/moonraker_database_backup/${current_date}"
 
@@ -90,6 +90,36 @@ function backup_moonraker_database() {
   return
 }
 
+###
+# Helper function to back up all moonraker.conf files located in
+# ${KLIPPER_CONFIG} and its subfolders
+###
+function backup_moonraker_conf() {
+  check_for_backup_dir
+  local current_date configs target_dir
+  configs=$(find "${KLIPPER_CONFIG}" -type f -name "moonraker.conf" | sort)
+
+  if [[ -n ${configs}  ]]; then
+    current_date=$(get_date)
+    target_dir="${BACKUP_DIR}/moonraker_conf_backup/${current_date}"
+
+    status_msg "Timestamp: ${current_date}"
+    mkdir -p "${target_dir}"
+
+    for config in ${configs}; do
+      status_msg "Create backup of ${config} ..."
+      cp -r "${config}" "${target_dir}"
+      ok_msg "Done!"
+    done
+
+    print_confirm "Backup of all moonraker.conf complete!"
+
+  else
+    print_error "No moonraker.conf found! Skipping backup ..."
+  fi
+  return
+}
+
 function backup_klipper() {
   local current_date