Added validation-specific LLM configuration options

tests/test_framework_llm.py

@@ -19,6 +19,12 @@ def _config(**overrides):
         "api_key": "test-key",
         "llm_concurrency": base.llm_concurrency,
         "llm_timeout_seconds": base.llm_timeout_seconds,
+        "validation_llm_api_key": base.validation_llm_api_key,
+        "validation_llm_concurrency": base.validation_llm_concurrency,
+        "validation_llm_timeout_seconds": base.validation_llm_timeout_seconds,
+        "validation_model": base.validation_model,
+        "validation_base_url": base.validation_base_url,
+        "validation_max_retries": base.validation_max_retries,
         "module_keys": base.module_keys,
         "model": base.model,
         "base_url": base.base_url,
@@ -193,7 +199,7 @@ def test_client_cache_identity_uses_timeout(monkeypatch):
 def test_missing_api_key_error_is_provider_neutral():
     client = OpenAICompatibleStructuredLLMClient()
 
-    with pytest.raises(AuditaLLMError, match="AUDITA_LLM_API_KEY"):
+    with pytest.raises(AuditaLLMError, match="AUDITA_VALIDATION_LLM_API_KEY"):
         client.run_structured(
             stage_name="test-stage",
             messages=[{"role": "user", "content": "Hello"}],