- Introduced a new `Uses` struct to encapsulate configuration for search modes, including `builtin`, `agent`, and `mcp`.
- Updated the `Searcher` initialization to utilize the new `Uses` struct for improved clarity and flexibility in search handling.
- Expanded documentation to detail the three web search modes, their functionalities, and the corresponding configuration options.
- Added examples illustrating the AI-powered search flow when using the agent mode, enhancing understanding of intent-aware search capabilities.
- Clarified the roles of built-in providers and the MCP server in the search process, ensuring comprehensive guidance for developers.
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