* Add WebSocket API for intiting a WebRTC stream See https://github.com/home-assistant/architecture/discussions/640 * Add nest support for initiating webrtc streams Add an implementation of async_handle_web_rtc_offer in nest, with test coverage. Issue #55302 * Rename offer variable to match overriden variable name * Remove unnecessary checks covered by websocket function * Update homeassistant/components/camera/__init__.py Co-authored-by: Martin Hjelmare <marhje52@gmail.com> Co-authored-by: Martin Hjelmare <marhje52@gmail.com>