Unify accept and network threads into io threads

config.toml

@@ -5,10 +5,8 @@ bind_address = "127.0.0.1"
 port = 8080
 # Maximum request size in bytes (for 413 Content Too Large responses)
 max_request_size_bytes = 1048576  # 1MB
-# Number of accept threads for handling incoming connections
-accept_threads = 1
-# Number of network I/O threads for epoll processing
-network_threads = 1
+# Number of I/O threads for handling connections and network events
+io_threads = 1
 # Event batch size for epoll processing
 event_batch_size = 32