fix: tsdns startup creates multiple container

image/overlay/etc/init.d/tsdns

@@ -4,5 +4,9 @@ depend() {
   need docker net
 }
 
+supervisor="supervise-daemon"
+restart_max=0
+restart_delay=10
+
 command="/usr/bin/tsdns"
 pidfile="/run/${RC_SVCNAME}.pid"