Fix #2451: Add support for OpenRouter as an embedding provider

Co-Authored-By: Joe Moura <joao@crewai.com>

tests/utilities/test_embedding_configurator.py

@@ -0,0 +1,35 @@
+import os
+import pytest
+from unittest.mock import patch, MagicMock
+
+from crewai.utilities.embedding_configurator import EmbeddingConfigurator
+
+
+def test_openrouter_embedder_configuration():
+    # Setup
+    configurator = EmbeddingConfigurator()
+    mock_openai_embedding = MagicMock()
+    
+    with patch(
+        "chromadb.utils.embedding_functions.openai_embedding_function.OpenAIEmbeddingFunction",
+        return_value=mock_openai_embedding,
+    ) as mock_embedder:
+        # Test with provided config
+        embedder_config = {
+            "provider": "openrouter",
+            "config": {
+                "api_key": "test-key",
+                "model": "test-model",
+            },
+        }
+        
+        # Execute
+        result = configurator.configure_embedder(embedder_config)
+        
+        # Verify
+        assert result == mock_openai_embedding
+        mock_embedder.assert_called_once_with(
+            api_key="test-key",
+            api_base="https://openrouter.ai/api/v1",
+            model_name="test-model",
+        )