v0.5.0

Features

• Add Socketeer::split into cloneable Tx and receive Rx halves(dc7f9ff)
• Add fire-and-forget send_unconfirmed to SocketeerTx(35a9b8b)
• Implement Stream for SocketeerRx(7a3f80e)
• Add SocketeerRx::reunite and ReuniteError(5eb9aa1)
• Implement Stream for Socketeer(27f16d8)
• Keep protocol alive under receive backpressure(d102d7a)
• Raise default channel size to 256 and document backpressure(cc74966)
• Re-export Message, Bytes, http, tungstenite, and WebSocketStreamType(f4b5453)
• [breaking] ConnectOptions builder with private fields, non_exhaustive(978b36a)
• [breaking] Mark Error #non_exhaustive

Bug Fixes

• Surface the real disconnect cause to the consumer(3b5c08f)
• Align split-half CHANNEL_SIZE defaults to 256 and tighten docs(8caa0aa)
• Export ConnectOptionsBuilder, correct header() doc, and strengthen test(12c034a)

Refactor

• Extract socket loop into its own module, move e2e tests to tests/(b7ec286)
• Make TxChannelPayload response channel optional(7dc850c)
• Share receive path between handle and split halves(4d84f9c)
• [breaking] Move backpressure_probe_server into the test suite(84b42fa)

Documentation

• Design spec for backpressure without protocol starvation (PR 2)(d9c7088)
• Implementation plan for backpressure resilience (PR 2)(6a5dc4f)
• Design for public API cleanup (breaking)(049f0e0)
• Implementation plan for public API cleanup(9dc41cb)

Testing

• Cover concurrent cloned-Tx sends and ReuniteError Display/Error(9f0aaab)
• Add backpressure probe mock server(2420313)
• Cover backpressure delivery without keepalives(62fa77d)
• Cover outgoing sends during backpressure(48d57c9)