WIP: Save agent roles integration work before CHORUS rebrand

- Agent roles and coordination features
- Chat API integration testing
- New configuration and workspace management

🤖 Generated with [Claude Code](https://claude.ai/code)

Co-Authored-By: Claude <noreply@anthropic.com>

vendor/github.com/mikioh/tcpopt/zsys_darwin.go

@@ -0,0 +1,22 @@
+// Created by cgo -godefs - DO NOT EDIT
+// cgo -godefs defs_darwin.go
+
+package tcpopt
+
+const (
+	sysSOL_SOCKET = 0xffff
+
+	sysSO_KEEPALIVE = 0x8
+	sysSO_SNDBUF    = 0x1001
+	sysSO_RCVBUF    = 0x1002
+	sysSO_ERROR     = 0x1007
+
+	sysTCP_NODELAY       = 0x1
+	sysTCP_MAXSEG        = 0x2
+	sysTCP_KEEPALIVE     = 0x10
+	sysTCP_KEEPINTVL     = 0x101
+	sysTCP_KEEPCNT       = 0x102
+	sysTCP_NOPUSH        = 0x4
+	sysTCP_ENABLE_ECN    = 0x104
+	sysTCP_NOTSENT_LOWAT = 0x201
+)