first usable curator UI

tests/test_repository_metadata.py

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+from repo_registry.repo_ingestion.metadata import RepositoryMetadataExtractor
+
+
+def test_metadata_prefers_pyproject(tmp_path):
+    repo = tmp_path / "repo"
+    repo.mkdir()
+    (repo / "pyproject.toml").write_text(
+        '[project]\nname = "invoice-tools"\ndescription = "Extract invoice data."\n',
+        encoding="utf-8",
+    )
+
+    metadata = RepositoryMetadataExtractor().extract(repo, str(repo))
+
+    assert metadata.name == "invoice-tools"
+    assert metadata.description == "Extract invoice data."
+
+
+def test_metadata_uses_package_json(tmp_path):
+    repo = tmp_path / "repo"
+    repo.mkdir()
+    (repo / "package.json").write_text(
+        '{"name":"frontend-registry","description":"Browse repository abilities."}',
+        encoding="utf-8",
+    )
+
+    metadata = RepositoryMetadataExtractor().extract(repo, str(repo))
+
+    assert metadata.name == "frontend-registry"
+    assert metadata.description == "Browse repository abilities."
+
+
+def test_metadata_falls_back_to_readme_title(tmp_path):
+    repo = tmp_path / "repo-name"
+    repo.mkdir()
+    (repo / "README.md").write_text(
+        "# Useful Registry\n\nExtra details follow.\n",
+        encoding="utf-8",
+    )
+
+    metadata = RepositoryMetadataExtractor().extract(repo, str(repo))
+
+    assert metadata.name == "Useful Registry"
+    assert metadata.description == "Extra details follow."