Proxy should not contact facilitator if given "relay" and "client" parameters.
These options are meant to bypass the facilitator entirely. They do at first, but after they normal delay the proxy goes back to get more client from the facilitator.
http://localhost:8080/embed.html?debug&relay=173.255.221.44:9901&client=127.0.0.1:7000
Client: connecting.
Client: connecting.
Starting; will contact facilitator in 60 seconds.
Client: connected.
Relay: connecting.
Client: connected.
Relay: connecting.
Relay: connected.
Relay: connected.
Facilitator: connecting to https://fp-facilitator.org/.
Next check in 600 seconds.
No clients.
To upload designs, you'll need to enable LFS and have admin enable hashed storage. More information