Channels Not Working

gistfile1.md

Endpoint: https://github.com/PrecisionNutrition/ember-data-polymorphic-full-stack-example/blob/sockets/phoenix/lib/ember_paint/endpoint.ex#L4

Socket handler: https://github.com/PrecisionNutrition/ember-data-polymorphic-full-stack-example/blob/sockets/phoenix/web/channels/user_socket.ex

WS Uri: https://github.com/PrecisionNutrition/ember-data-polymorphic-full-stack-example/blob/sockets/ember/config/environment.js#L9

Client connecting: https://github.com/PrecisionNutrition/ember-data-polymorphic-full-stack-example/blob/sockets/phoenix/web/channels/user_socket.ex

Client says: WebSocket connection to 'ws://localhost:3009/ws/websocket?vsn=1.0.0' failed: Error during WebSocket handshake: Unexpected response code: 404

Server says: Sent 404 in 213µs