Add OpenAI proxy (#1503)

Co-authored-by: Deshraj Yadav <deshrajdry@gmail.com>

mem0/configs/embeddings/base.py

@@ -0,0 +1,32 @@
+from abc import ABC
+from typing import Optional
+
+class BaseEmbedderConfig(ABC):
+    """
+    Config for Embeddings.
+    """
+
+    def __init__(
+        self,
+        model: Optional[str] = None,
+        embedding_dims: Optional[int] = None,
+
+        # Ollama specific
+        base_url: Optional[str] = None
+    ):
+        """
+        Initializes a configuration class instance for the Embeddings.
+
+        :param model: Embedding model to use, defaults to None
+        :type model: Optional[str], optional
+        :param embedding_dims: The number of dimensions in the embedding, defaults to None
+        :type embedding_dims: Optional[int], optional
+        :param base_url: Base URL for the Ollama API, defaults to None
+        :type base_url: Optional[str], optional
+        """
+        
+        self.model = model
+        self.embedding_dims = embedding_dims
+
+        # Ollama specific
+        self.base_url = base_url