Fixed status indicator formatting

luasrc/view/nodered/status.htm

@@ -1,7 +1,7 @@
 <%
 local util  = require "luci.util"
 local container_status = util.trim(util.exec("/usr/libexec/apps/nodered/nodered.sh status"))
-local container_running = string.find(string.lower(container_status), "up") and string.find(string.lower(container_status), "(healthy)")
+local container_running = string.match(string.lower(container_status), "^up%W")
 local port=util.trim(util.exec("/usr/libexec/apps/nodered/nodered.sh port"))
 -%>