add cron jobs

update.sh

@@ -19,6 +19,25 @@ function stop_bot() {
   pkill -15 -f hiddifyTelegramBot.py
 }
 
+add_cron_job_if_not_exists() {
+  local cron_job="$1"
+  local current_crontab
+
+  # Normalize the cron job formatting (remove extra spaces)
+  cron_job=$(echo "$cron_job" | sed -e 's/^[ \t]*//' -e 's/[ \t]*$//')
+
+  # Check if the cron job already exists in the current user's crontab
+  current_crontab=$(crontab -l 2>/dev/null || true)
+
+  if [[ -z "$current_crontab" ]]; then
+    # No existing crontab, so add the new cron job
+    (echo "$cron_job") | crontab -
+  elif ! (echo "$current_crontab" | grep -Fq "$cron_job"); then
+    # Cron job doesn't exist, so append it to the crontab
+    (echo "$current_crontab"; echo "$cron_job") | crontab -
+  fi
+}
+
 # Function to reinstall the bot
 function reinstall_bot() {
   display_message "${YELLOW}This version is deprecated, and you need to reinstall the bot.${RESET}"