Enhance embedding configuration with custom embedder support

- Add support for custom embedding functions in EmbeddingConfigurator
- Update type hints for embedder configuration
- Extend configuration options for various embedding providers
- Add optional embedder configuration to Memory class

src/crewai/memory/memory.py

@@ -8,6 +8,8 @@ class Memory:
     Base class for memory, now supporting agent tags and generic metadata.
     """
 
+    embedder_config: Optional[Dict[str, Any]] = None
+
     def __init__(self, storage: RAGStorage):
         self.storage = storage
 

src/crewai/memory/storage/base_rag_storage.py

@@ -13,7 +13,7 @@ class BaseRAGStorage(ABC):
         self,
         type: str,
         allow_reset: bool = True,
-        embedder_config: Optional[Any] = None,
+        embedder_config: Optional[Dict[str, Any]] = None,
         crew: Any = None,
     ):
         self.type = type