Implement Monlet MVP stack and UI updates

deploy/showcase/checks/flapping.sh

@@ -0,0 +1,8 @@
+#!/bin/sh
+# critical until /state/resolve.flag exists, then ok.
+if [ -f /state/resolve.flag ]; then
+  echo "ok: resolve flag present"
+  exit 0
+fi
+echo "critical: waiting for resolve flag"
+exit 2