Feature

• SOCKS4/SOCKS4A Inbound Compatible Support (#1491) @xjasonlyu
• add dhcp type dns client (#1509) @Kr328
• add geoip-code option
• add vmess websocket 0rtt (#1505 #1558) @AkinoKaede @wwqgtxx

# for v2fly and xray (recommand)
- name: "vmess-ws-0rtt"
  type: vmess
  server: server
  port: 443
  uuid: uuid
  alterId: 32
  cipher: auto
  network: ws
  ws-opts:
    path: /
    max-early-data: 2048
    early-data-header-name: Sec-WebSocket-Protocol

# for xray compatible (not recommended)
- name: "vmess-ws-0rtt"
  type: vmess
  server: server
  port: 443
  uuid: uuid
  alterId: 32
  cipher: auto
  network: ws
  ## also work for xray
  # ws-opts:
  #  path: /
  #  max-early-data: 2048
  #  early-data-header-name: Sec-WebSocket-Protocol
  ws-opts:
    path: /?ed=2048

Change

• logging real listen port (#1492) @ayanamist
• logging remote port on request (#1494) @ayanamist
• limit concurrency number of provider health check (10 for now)
• split SOCKS version inbound metadata type (socks4 and socks5) (#1513) @xjasonlyu
• make GEOIP match case-insensitive (#1574) @Loyalsoldier
• skip DIRECT proxies in relay group (#1583) @ExcitedCodes
• use ws-opts for vmess config (The old configuration is backward compatible to 2022)
• migration go 1.17
  • add arm64 windows plaform
  • GEOIP support LAN for private ip (not related to mmdb)

Test

• add protocol benchmark (Linux only)

Bugfixes

• race condition panic on start clash
• remove Content-Length from CONNECT response (#1502) @duament
• grpc transport path should not escape
• ssr auth aes128 udp hmac verify