Add providers.yaml `language` / Action input `language`; prompts and published summary/inline honor it. Soften fail-closed messaging when models 429; prefer cohere/nvidia in the first-3 parallel set for dogfood.
Add providers.yaml `language` / Action input `language`; prompts and published summary/inline honor it. Soften fail-closed messaging when models 429; prefer cohere/nvidia in the first-3 parallel set for dogfood.