Add Upstash Vector support (#2493)

mem0/embeddings/mock.py

@@ -0,0 +1,11 @@
+from typing import Literal, Optional
+
+from mem0.embeddings.base import EmbeddingBase
+
+
+class MockEmbeddings(EmbeddingBase):
+    def embed(self, text, memory_action: Optional[Literal["add", "search", "update"]] = None):
+        """
+        Generate a mock embedding with dimension of 10.
+        """
+        return [0.1, 0.2, 0.3, 0.4, 0.5, 0.6, 0.7, 0.8, 0.9, 1.0]