improved scanner

tests/test_repository_scanner.py

@@ -142,6 +142,20 @@ def test_scanner_records_llm_provider_and_fallback_facts(tmp_path):
     assert ("provider_registry", "LLM provider registry", "providers.py") in facts
     assert ("fallback_policy", "LLM provider fallback policy", "README.md") in facts
 
+    by_key = {(fact.kind, fact.name, fact.path): fact for fact in result.facts}
+    assert by_key[("llm_provider", "OpenRouter", "README.md")].metadata[
+        "utility_relationship"
+    ] == "mention"
+    assert by_key[("llm_provider", "OpenRouter", "providers.py")].metadata[
+        "utility_relationship"
+    ] == "adapter"
+    assert by_key[("credential_config", "OpenRouter API key", ".env.example")].metadata[
+        "utility_relationship"
+    ] == "configure"
+    assert by_key[("provider_registry", "LLM provider registry", "providers.py")].metadata[
+        "utility_relationship"
+    ] == "adapter"
+
 
 def test_scanner_does_not_treat_agent_guidance_as_llm_provider(tmp_path):
     repo = tmp_path / "key-cape-like"