Initial commit: add .gitignore and README

fusionagi/adapters/__init__.py

@@ -0,0 +1,18 @@
+"""LLM adapters: abstract interface and provider implementations.
+
+NativeAdapter: Uses FusionAGI's internal reasoning—no external API calls.
+OpenAIAdapter is None when the openai package is not installed (pip install fusionagi[openai]).
+Use: from fusionagi.adapters import OpenAIAdapter; if OpenAIAdapter is not None: ...
+"""
+
+from fusionagi.adapters.base import LLMAdapter
+from fusionagi.adapters.stub_adapter import StubAdapter
+from fusionagi.adapters.cache import CachedAdapter
+from fusionagi.adapters.native_adapter import NativeAdapter
+
+try:
+    from fusionagi.adapters.openai_adapter import OpenAIAdapter
+except ImportError:
+    OpenAIAdapter = None  # type: ignore[misc, assignment]
+
+__all__ = ["LLMAdapter", "StubAdapter", "CachedAdapter", "NativeAdapter", "OpenAIAdapter"]