fix: redis_status - avoid JPS placeholder collision with bash default syntax, add redis-cli fallback detection

mbadmin.jps

@@ -848,7 +848,7 @@ actions:
     - cmd[cp]:
         user: root
         commands:
-          - RESULT=$(systemctl list-units --type=service --all | grep -i redis); [ -z "$RESULT" ] && RESULT=$(systemctl list-unit-files --type=service | grep -i redis | awk '{print $1, $2}'); echo "${RESULT:-No Redis service found}"
+          - RESULT=$(systemctl list-units --type=service --all | grep -i redis); if [ -z "$RESULT" ]; then RESULT=$(systemctl list-unit-files --type=service | grep -i redis | awk '{print $1, $2}'); fi; if [ -z "$RESULT" ]; then REDIS_CLI=$(which redis-cli 2>/dev/null); if [ -n "$REDIS_CLI" ]; then echo "Redis CLI found at $REDIS_CLI but no systemd service detected"; else echo "Redis is not installed or not managed by systemd on this node"; fi; else echo "$RESULT"; fi
     - return:
         type: info
         message: "${response.out}"