feat: add client code for accessing the registry.

Author: ecarrenolozano

ontograph/__init__.py

@@ -1,16 +1,3 @@
-from ontograph.ontology_registry import OBORegistryAdapter
-from ontograph.ontology_loader import ProntoLoaderAdapter
+from ontograph.client import registry  # , load
 
-from ontograph.config.settings import DEFAULT_CACHE_DIR
-from pathlib import Path
-
-cache_dir = DEFAULT_CACHE_DIR
-
-
-# Public API
-def registry(cache_dir: str | None) -> OBORegistryAdapter:
-    """
-    Entry point for accessing ontology registry.
-    """
-    registry = OBORegistryAdapter(cache_dir=Path(cache_dir))
-    return registry
+__all__ = ['registry', 'load']