Add daemon-selected container monitor delegation

ocf/loxthelion/managed-container.d/proxy.sh

@@ -88,6 +88,16 @@ mc_proxy_monitor()
         return "${MC_PROXY_RC_HARD_FAILURE}"
     fi
 
+    # Delegated monitor execution is a valid control-plane response, but it is
+    # not itself an OCF observation and must never be written to the healthy
+    # role cache. The caller validates and executes the packaged runtime path.
+    case "${response}" in
+        delegate\|*)
+            printf '%s\n' "${response}"
+            return 0
+            ;;
+    esac
+
     rc="${response%%|*}"
 
     # Cache only healthy daemon-authoritative role observations. An