docs: add some documentation for QUIC transport

examples/doc-examples/example_quic_transport.py

@@ -0,0 +1,35 @@
+import secrets
+
+import multiaddr
+import trio
+
+from libp2p import (
+    new_host,
+)
+from libp2p.crypto.secp256k1 import (
+    create_new_key_pair,
+)
+
+
+async def main():
+    # Create a key pair for the host
+    secret = secrets.token_bytes(32)
+    key_pair = create_new_key_pair(secret)
+
+    # Create a host with the key pair
+    host = new_host(key_pair=key_pair, enable_quic=True)
+
+    # Configure the listening address
+    port = 8000
+    listen_addr = multiaddr.Multiaddr(f"/ip4/0.0.0.0/udp/{port}/quic-v1")
+
+    # Start the host
+    async with host.run(listen_addrs=[listen_addr]):
+        print("libp2p has started with QUIC transport")
+        print("libp2p is listening on:", host.get_addrs())
+        # Keep the host running
+        await trio.sleep_forever()
+
+
+# Run the async function
+trio.run(main)

examples/echo/echo_quic.py

@@ -142,9 +142,9 @@ def main() -> None:
 
     QUIC provides built-in TLS security and stream multiplexing over UDP.
 
-    To use it, first run 'python ./echo_quic_fixed.py -p <PORT>', where <PORT> is
+    To use it, first run 'echo-quic-demo -p <PORT>', where <PORT> is
     the UDP port number. Then, run another host with ,
-    'python ./echo_quic_fixed.py -d <DESTINATION>'
+    'echo-quic-demo -d <DESTINATION>'
     where <DESTINATION> is the QUIC multiaddress of the previous listener host.
     """