Ignore runtime var during repository scans

tests/test_repository_scanner.py

@@ -114,6 +114,34 @@ def test_scanner_javascript_typescript_package_records_package_facts(tmp_path):
     assert ("test", "routes.spec.ts", "src/api/routes.spec.ts") in facts
 
 
+def test_scanner_ignores_runtime_var_checkouts(tmp_path):
+    repo = tmp_path / "repo-scoping-like"
+    repo.mkdir()
+    (repo / "README.md").write_text("# Repo Scoping\n", encoding="utf-8")
+    checkout = repo / "var" / "checkouts" / "llm-connect"
+    checkout.mkdir(parents=True)
+    (checkout / "README.md").write_text(
+        "# LLM Connect\nSupports OpenRouter fallback.\n",
+        encoding="utf-8",
+    )
+    (checkout / "providers.py").write_text(
+        "provider_registry = {'openrouter': OpenRouterAdapter}\n",
+        encoding="utf-8",
+    )
+
+    result = DeterministicScanner().scan(repo)
+
+    facts = {(fact.kind, fact.name, fact.path) for fact in result.facts}
+    assert result.file_count == 1
+    assert ("documentation", "README", "README.md") in facts
+    assert all(not fact.path.startswith("var/") for fact in result.facts)
+    assert (
+        "llm_provider",
+        "OpenRouter",
+        "var/checkouts/llm-connect/README.md",
+    ) not in facts
+
+
 def test_scanner_records_llm_provider_and_fallback_facts(tmp_path):
     repo = tmp_path / "llm-connect-like"
     repo.mkdir()