Add proxy_config.yaml and update CircleCI to use it

Renamed config.yaml to proxy_config.yaml to avoid .gitignore exclusion

Co-authored-by: ishaan <ishaan@berri.ai>

.circleci/config.yml

@@ -2617,7 +2617,7 @@ jobs:
               -e LITELLM_LICENSE=$LITELLM_LICENSE \
               --add-host host.docker.internal:host-gateway \
               --name my-app \
-              -v $(pwd)/tests/responses_api_tests_proxy/config.yaml:/app/config.yaml \
+              -v $(pwd)/tests/responses_api_tests_proxy/proxy_config.yaml:/app/config.yaml \
               litellm-docker-database:ci \
               --config /app/config.yaml \
               --port 4000 \

tests/responses_api_tests_proxy/proxy_config.yaml

@@ -0,0 +1,15 @@
+model_list:
+  - model_name: anthropic/*
+    litellm_params:
+      model: anthropic/*
+      api_key: os.environ/ANTHROPIC_API_KEY
+  - model_name: openai/*
+    litellm_params:
+      model: openai/*
+      api_key: os.environ/OPENAI_API_KEY
+
+general_settings:
+  master_key: sk-1234
+
+litellm_settings:
+  include_cost_in_streaming_usage: true