chore: Remove existing installation and clean up cron jobs for SystemGuard

This commit removes any existing installation of SystemGuard in the specified directory and cleans up previous cron jobs related to SystemGuard. It ensures a clean installation and prevents conflicts with previous installations.

Author: codeperfectplus

setup.sh

@@ -177,12 +177,22 @@ install() {
     if [ "$INSTALL_METHOD" == "git" ]; then
         log "Installing SystemGuard from Git repository..."
 
-        log "Removing any existing installation in the directory $EXTRACT_DIR..."
+
+        log "Removing any existing installation in the directory $EXTRACT_DIR/SystemGuard-dev ..."
         if [ -d "$EXTRACT_DIR/SystemGuard-*" ]; then
             rm -rf "$EXTRACT_DIR/SystemGuard-*"
             log "Old installation removed."
         fi
 
+        # Clean up previous cron jobs related to SystemGuard
+        log "Cleaning up previous cron jobs related to SystemGuard..."
+        if $crontab_cmd -l | grep -q "$CRON_PATTERN"; then
+            $crontab_cmd -l | grep -v "$CRON_PATTERN" | $crontab_cmd -
+            log "Old cron jobs removed."
+        else
+            log "No previous cron jobs found."
+        fi
+        
         log "Cloning the SystemGuard repository from GitHub..."
         if ! git clone https://github.com/codeperfectplus/SystemGuard.git "$EXTRACT_DIR/SystemGuard-dev"; then
             log "Error: Failed to clone the repository. Please check your internet connection and try again."
@@ -438,6 +448,6 @@ change_ownership() {
 # Call the change_ownership function
 change_ownership "$EXTRACT_DIR"
 
-log "For any issues or feedback, please report at: $ISSUE_URL"
-log "For more information, check the log file: $LOG_FILE"
-# End of script
+# log "For any issues or feedback, please report at: $ISSUE_URL"
+# log "For more information, check the log file: $LOG_FILE"
+# # End of script