feat: add first-class Hawk integration

Hawk (GrayCodeAI/hawk) is now the primary featured agent.
Setup: yaad setup hawk → hawk mcp add yaad -- yaad mcp
Hawk listed first in README agent table and CLI help.

Author: Patel230

README.md

@@ -27,6 +27,12 @@
 
 <div align="center">
 
+**GrayCodeAI**
+
+| Agent | Integration | Setup |
+|:---:|:---:|:---:|
+| 🦅 **Hawk** | MCP | `yaad setup hawk` |
+
 **Big-Lab Native**
 
 | Agent | Integration | Setup |
@@ -259,6 +265,7 @@ yaad link <id1> <id2> led_to yaad subgraph <id>
 yaad impact src/auth.ts      yaad tui
 
 # Agent setup
+yaad setup hawk              # ← GrayCodeAI's own CLI
 yaad setup claude-code       yaad setup cursor
 yaad setup gemini-cli        yaad setup opencode
 yaad setup codex-cli         yaad setup cline

cmd/yaad/main.go

@@ -481,6 +481,7 @@ var setupCmd = &cobra.Command{
 	Long: `Generate MCP/REST config for your coding agent.
 
 Supported agents:
+  GrayCodeAI: hawk
   Big-lab:    claude-code, codex-cli, gemini-cli, copilot-cli, qwen-code, mistral-vibe, kiro
   IDE/Startup: cursor, windsurf, amp, droid, warp, augment
   Open source: opencode, cline, goose, roo-code, kilo, crush, hermes, aider

internal/agentconfig/generator.go

@@ -21,6 +21,9 @@ const (
 	AgentMistralVibe Agent = "mistral-vibe"
 	AgentKiro        Agent = "kiro"
 
+	// GrayCodeAI
+	AgentHawk Agent = "hawk"
+
 	// IDE / startup
 	AgentCursor    Agent = "cursor"
 	AgentWindsurf  Agent = "windsurf"
@@ -63,6 +66,8 @@ func Generate(agent Agent, projectDir string) error {
 		return generateOpenCode(projectDir)
 	case AgentCodexCLI:
 		return generateCodexCLI(projectDir)
+	case AgentHawk:
+		return generateHawk(projectDir)
 	case AgentCline, AgentWindsurf, AgentGoose, AgentRooCode, AgentKilo, AgentCrush,
 		AgentHermes, AgentAmp, AgentDroid, AgentWarp, AgentAugment,
 		AgentCopilotCLI, AgentQwenCode, AgentMistralVibe, AgentKiro:
@@ -116,6 +121,15 @@ func generateGeminiCLI(_ string) error {
 	return nil
 }
 
+func generateHawk(_ string) error {
+	fmt.Println("Run: hawk mcp add yaad -- yaad mcp")
+	fmt.Println("")
+	fmt.Println("Or add to ~/.hawk/mcp.json:")
+	b, _ := json.MarshalIndent(mcpConfig, "", "  ")
+	fmt.Println(string(b))
+	return nil
+}
+
 func generateOpenCode(dir string) error {
 	cfg := map[string]any{
 		"mcp": map[string]any{