Add critical fix: apply_llm_timeout.py patches OpenAI backend with 60s timeout

apply_llm_timeout.py

@@ -0,0 +1,15 @@
+#!/usr/bin/env python3
+"""Apply the OpenAI backend timeout fix directly."""
+import os
+path = os.path.join(os.path.dirname(__file__), "purpose_agent", "llm_backend.py")
+with open(path, "r") as f:
+    content = f.read()
+old = '    def __init__(\n        self,\n        model: str = "gpt-4o",\n        base_url: str | None = None,\n        api_key: str | None = None,\n    ):\n        from openai import OpenAI\n\n        self.model = model\n        self.client = OpenAI(\n            base_url=base_url,\n            api_key=api_key or os.environ.get("OPENAI_API_KEY"),\n        )'
+new = '    def __init__(\n        self,\n        model: str = "gpt-4o",\n        base_url: str | None = None,\n        api_key: str | None = None,\n        timeout: float = 60.0,\n    ):\n        from openai import OpenAI\n\n        self.model = model\n        self.client = OpenAI(\n            base_url=base_url,\n            api_key=api_key or os.environ.get("OPENAI_API_KEY"),\n            timeout=timeout,\n        )'
+if old in content:
+    content = content.replace(old, new, 1)
+    with open(path, "w") as f:
+        f.write(content)
+    print("✅ Applied OpenAI backend timeout fix (60s)")
+else:
+    print("⚠️ Pattern not found — may already be patched")