feat: add tools

backend/src/tools/__init__.py

@@ -0,0 +1,3 @@
+from .tools import get_available_tools
+
+__all__ = ["get_available_tools"]

backend/src/tools/tools.py

@@ -0,0 +1,14 @@
+from langchain.tools import BaseTool
+
+from src.config import get_app_config
+from src.reflection import resolve_variable
+
+
+def get_available_tools(groups: list[str] | None = None) -> list[BaseTool]:
+    """Get all available tools from config"""
+    config = get_app_config()
+    return [
+        resolve_variable(tool.use, BaseTool)
+        for tool in config.tools
+        if groups is None or tool.group in groups
+    ]