Bugfix correct the dispatcher middleware root path and path

Improve typing against Trio

Bugfix don't handle Cancellation errors in lifespan

Bump and release 0.17.3

Bugfix ensure ExceptionGroup lifespan failures crash the server

Bump and release 0.17.2

Bump and release 0.17.1

Bump and release 0.17.0

Improve the trailing headers support

Ensure responses are sent with empty bodies for WSGI

Allow sending of the response before body data arrives

Add support for lifespan state

Don't check the internal close_at with QUIC

Add a dependency on typing extensions

Support sending trailing headers on h2/h3

Ensure only a single QUIC timer task per connection

Send a 400 if data is received before the websocket is accepted

Improve the proxy fix docs

Drop exceptiongroup dependency in Python 3.11 and later

Revert #228

Remove executable permissions from non-script sources

Bugfix handle already-closed on StreamEnded

don't log oserror

more format

Demonstrate and fix a statsd logging bug

Set TCP_NODELAY on sockets

Bugfix don't double-access log if the response was sent

encode headers using latin-1

fixed all tests

Properly set host header to ascii string in ProxyFixMiddleware.