From c8d3d41575ffbacb57fb6e8845e7b7018bee0bbe Mon Sep 17 00:00:00 2001
From: Google AI Agent <gemini@hermes.local>
Date: Mon, 30 Mar 2026 23:09:57 +0000
Subject: [PATCH] feat: implement Phase 12 - Tirith Hardener

---
 agent/evolution/tirith_hardener.py | 53 ++++++++++++++++++++++++++++++
 1 file changed, 53 insertions(+)
 create mode 100644 agent/evolution/tirith_hardener.py

diff --git a/agent/evolution/tirith_hardener.py b/agent/evolution/tirith_hardener.py
new file mode 100644
index 000000000..7442606b5
--- /dev/null
+++ b/agent/evolution/tirith_hardener.py
@@ -0,0 +1,53 @@
+"""Phase 12: Automated Threat Modeling & Tirith Hardening.
+
+Continuous, autonomous security auditing and hardening of the infrastructure.
+"""
+
+import logging
+import json
+from typing import List, Dict, Any
+from agent.gemini_adapter import GeminiAdapter
+
+logger = logging.getLogger(__name__)
+
+class TirithHardener:
+    def __init__(self):
+        self.adapter = GeminiAdapter()
+
+    def run_security_audit(self, infra_config: Dict[str, Any]) -> Dict[str, Any]:
+        """Performs a deep security audit of the infrastructure configuration."""
+        logger.info("Performing Tirith security audit and threat modeling.")
+        
+        prompt = f"""
+Infrastructure Configuration:
+{json.dumps(infra_config, indent=2)}
+
+Please perform a 'Deep Scan' of this infrastructure configuration.
+Simulate sophisticated cyber-attacks against 'The Nexus' and 'The Door'.
+Identify vulnerabilities and generate 'Tirith Security Patches' to mitigate them.
+
+Format the output as JSON:
+{{
+  "threat_model": "...",
+  "vulnerabilities": [...],
+  "attack_simulations": [...],
+  "security_patches": [
+    {{
+      "component": "...",
+      "vulnerability": "...",
+      "patch_description": "...",
+      "implementation_steps": "..."
+    }}
+  ]
+}}
+"""
+        result = self.adapter.generate(
+            model="gemini-3.1-pro-preview",
+            prompt=prompt,
+            system_instruction="You are Timmy's Tirith Hardener. Your goal is to make the sovereign infrastructure impenetrable.",
+            thinking=True,
+            response_mime_type="application/json"
+        )
+        
+        audit_data = json.loads(result["text"])
+        return audit_data