Select and configure the AI provider to use for error explanation in this folder.

Supported Providers:

• OpenAI: Requires API key and model selection (e.g., gpt-4)
• Google Gemini: Requires API key and model selection (e.g., gemini-2.5-flash)
• Ollama: Requires URL to Ollama instance and model name

If not configured here, the global configuration will be used as fallback.