c4946363ca
- Added automatic Ollama model capability detection via /api/show endpoint to discover reasoning and input modality support. - Improved Kagi API error handling with structured error parsing for JSON and plain text response formats. - Fixed Cerebras streaming compatibility by omitting stream_options.include_usage parameter. - Simplified API key credential storage to always replace credentials instead of merging for non-minimax providers. - Updated Kagi Search API key format from 'kagi_...' to 'KG_...' and clarified beta access requirement in provider description. Fixes #326. Fixes #321. Fixes #298.