Add circleci tests

.circleci/test-connectivity.sh

@@ -0,0 +1,8 @@
+#!/bin/bash
+
+while true; do
+    if curl -sL -w "%{http_code}\\n" "http://localhost/" -o /dev/null > /dev/null; then
+        break
+    fi
+    sleep 1
+done