initial commit with apps from course repo

nexus-image/probes/liveness.sh

@@ -0,0 +1,13 @@
+#!/bin/sh
+
+curl -si localhost:8081/nexus/service/local/repositories | grep Central
+RESPONSE=$?
+
+if [ "$RESPONSE" = "0" ] ; then
+  echo "******** liveness is Alive ********"
+  exit 0;
+else
+  echo "******** liveness is Dead ********"
+  exit 1;
+fi
+