feat: watchdog Telegram shows server name (2.1.9-SAC)

Add shared server label helpers in ssh-monitor-perms.sh; roadmap marks
phase 1 done and phase 2.2.0 as next release.

Co-authored-by: Cursor <cursoragent@cursor.com>

ssh-monitor

@@ -7,7 +7,7 @@ IFS=$'\n\t'
 # ============================================
 
 CONFIG_FILE="/etc/ssh-monitor.conf"
-SSH_MONITOR_VERSION="2.1.8-SAC"
+SSH_MONITOR_VERSION="2.1.9-SAC"
 
 SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
 if [ -f "$SCRIPT_DIR/ssh-monitor-perms.sh" ]; then