Initial commit: FunConnect project with server, relay, client and admin panel

Co-authored-by: Cursor <cursoragent@cursor.com>

deploy/funmc-relay.service

@@ -0,0 +1,39 @@
+[Unit]
+Description=FunMC Relay Server - QUIC Relay for Minecraft Traffic
+Documentation=https://github.com/mofangfang/funmc
+After=network.target
+
+[Service]
+Type=simple
+User=funmc
+Group=funmc
+WorkingDirectory=/opt/funmc
+ExecStart=/opt/funmc/relay-server
+Restart=always
+RestartSec=5
+StandardOutput=journal
+StandardError=journal
+SyslogIdentifier=funmc-relay
+
+# 环境变量
+Environment=RUST_LOG=funmc_relay_server=info
+Environment=RELAY_LISTEN_ADDR=0.0.0.0:7900
+EnvironmentFile=/opt/funmc/.env
+
+# 安全限制
+NoNewPrivileges=yes
+ProtectSystem=strict
+ProtectHome=yes
+PrivateTmp=yes
+
+# 网络优先 - 中继服务器需要低延迟
+Nice=-5
+IOSchedulingClass=realtime
+IOSchedulingPriority=0
+
+# 资源限制
+LimitNOFILE=65536
+LimitNPROC=4096
+
+[Install]
+WantedBy=multi-user.target