Implement infospace scaffold and service baseline

tests/test_service.py

@@ -0,0 +1,41 @@
+from info_tech_canon.service import (
+    artifact_graph,
+    inspect_canon,
+    list_models,
+    list_standards,
+    validate_canon,
+)
+
+
+def test_inspect_canon_counts_artifact_kinds() -> None:
+    payload = inspect_canon()
+
+    assert payload["ok"] is True
+    assert payload["infospace"]["slug"] == "canon"
+    assert payload["infospace"]["artifact_count"] == 15
+    assert payload["infospace"]["kinds"] == {
+        "kernel": 2,
+        "model": 11,
+        "standard": 2,
+    }
+
+
+def test_model_and_standard_lists_are_filtered() -> None:
+    assert list_models()["count"] == 11
+    assert list_standards()["count"] == 2
+
+
+def test_validate_canon_passes_scaffold() -> None:
+    payload = validate_canon()
+
+    assert payload["ok"] is True
+    assert payload["errors"] == []
+    assert payload["details"]["artifact_count"] == 15
+
+
+def test_graph_exports_relationship_summary() -> None:
+    payload = artifact_graph()
+
+    assert payload["ok"] is True
+    assert payload["graph"]["node_count"] == 15
+    assert payload["graph"]["edge_count"] > 15