feat: define types for AI core requests and provider options
- Introduced `ProviderOptions` type to standardize provider configuration.
- Added `AiCoreRequest` interface to encapsulate request parameters for AI operations.
- Updated `UniversalAiSdkClient` to utilize the new types, enhancing type safety and clarity in API interactions.
feat: update AI provider registry and dependencies
- Added new AI providers: OpenAI Compatible, Qwen, Ollama, and Anthropic Vertex to the provider registry.
- Updated package.json to include new dependencies for the added providers.
- Enhanced pnpm-lock.yaml with corresponding versions and peer dependencies for the new packages.
- Added a new package `@cherry-studio/ai-core` that provides a unified interface for various AI providers based on the Vercel AI SDK.
- Implemented core components including `ApiClientFactory`, `UniversalAiSdkClient`, and a provider registry for dynamic imports.
- Included TypeScript support and a lightweight design for improved developer experience.
- Documented architecture and usage examples in `AI_SDK_ARCHITECTURE.md` and `README.md`.
- Updated `package.json` to include dependencies for supported AI providers.
This package aims to streamline the integration of multiple AI providers while ensuring type safety and modularity.
