Ease LiteLLM setup for examples

Author: chr-hertel

examples/compose.yaml

@@ -196,8 +196,16 @@ services:
             - ./litellm/config.yaml:/app/config.yaml
         env_file:
             - .env
+            - .env.local
         command: [ "--config", "/app/config.yaml", "--port", "4000", "--num_workers", "8" ]
 
+    litellm-db:
+        image: pgvector/pgvector:0.8.0-pg17
+        environment:
+            POSTGRES_DB: litellm
+            POSTGRES_USER: litellm
+            POSTGRES_PASSWORD: litellm
+
 volumes:
     typesense_data:
     etcd_vlm:

examples/litellm/config.yaml

@@ -3,3 +3,7 @@ model_list:
       litellm_params:
           model: mistral/mistral-small-latest
           api_key: "os.environ/MISTRAL_API_KEY"
+
+general_settings:
+    master_key: sk-1234
+    database_url: "postgresql://litellm:litellm@litellm-db:5432/litellm"