5.0.0

breaking changes

• Removed core sub directory and move file to upper directory. #158
• Added null strand support. #153, #160, #161
  • Note: If you are't using basic_endpoint directly, using only endpoint, no actions are required.

broker

• Renamed from "groups" to "group" for auth.json. #171

other updates

• Added bulk packet writing functionality. #169, #170
• Fixed unused variable in release build. #167
• Refined web socket async_read using Boost.Asio's free function. #165
• Refined documents. #162, 173, #174, #175, #176
• Removed redundant locks from internal queue. #157
• Added tests. #154, #156
• Refined CI. #155, #166

broker

• Added auth.json on the fly updating support using SIGUSR1 except win32. #172
• Optimized io_context running on one thread case. #163
• Supported tcp_no_delay option. #164