Module channel 

Peer communication channel abstraction

Trait for sending/receiving bytes to/from peers. Implementations:

• WebRTC data channels (production)
• MockChannel (testing/simulation)

Structs

LatencyChannel

Channel wrapper that adds latency (for simulation)

MockChannel

Mock channel for testing - instant delivery via mpsc

Enums

ChannelError

Channel errors

Traits

PeerChannel

A channel to a single peer for sending/receiving bytes