Add env-configurable timeout for proxy providers

volumes/env/.env.example

@@ -24,10 +24,19 @@ OPENAI_API_KEY=sk-proxy-default
 # BIFROST_OPENAI_KEY=
 # BIFROST_OPENAI_MODELS=openai/gpt-5,openai/gpt-5-nano
 # BIFROST_OPENAI_USE_RESPONSES_API=true
+# Increase the proxy's upstream request timeout (seconds). Applies per provider,
+# falling back to BIFROST_DEFAULT_TIMEOUT_SECONDS when the provider-specific
+# value is not set.
+# BIFROST_DEFAULT_TIMEOUT_SECONDS=60
+# BIFROST_OPENAI_TIMEOUT_SECONDS=60
 # BIFROST_ANTHROPIC_KEY=
+# BIFROST_ANTHROPIC_TIMEOUT_SECONDS=60
 # BIFROST_GEMINI_KEY=
+# BIFROST_GEMINI_TIMEOUT_SECONDS=60
 # BIFROST_MISTRAL_KEY=
+# BIFROST_MISTRAL_TIMEOUT_SECONDS=60
 # BIFROST_OPENROUTER_KEY=
+# BIFROST_OPENROUTER_TIMEOUT_SECONDS=60
 
 # LiteLLM proxy (alternative gateway)
 # LITELLM_MASTER_KEY=sk-master-key