🐞 fix: Port scanning fixes

docker-compose.yml

@@ -8,6 +8,8 @@ services:
       - NETTRAK_DB_PATH=/data/nettrak.db
       - NETTRAK_SUBNET=192.168.2.0/24
       - NETTRAK_TOP_PORTS=100
+      # Optional explicit port set/range. Example catches 8989 and many app ports:
+      # - NETTRAK_PORT_SPEC=1-10000
       - NETTRAK_SCAN_WORKERS=12
       - NETTRAK_PORT_PROBE_TIMEOUT=0.4
       - NETTRAK_ENABLE_OS_DETECTION=0