- Added `/login <provider>` command for direct OAuth provider login with automatic selector routing.
- Added Kagi API key authentication support as new OAuth provider across ai and coding-agent packages.
- Added optional `providerId` parameter to `showOAuthSelector()` for direct provider selection without manual input.
- Simplified web search result formatting by removing empty sections (Answer, Sources, Meta, Related).
- Fixed MCP tool schema dereferencing and Ajv validation warnings for non-standard format keywords.
- Refactored OAuth login/logout logic into extracted handler methods for improved maintainability.
- Introduced OAuthManualInputManager and routed callback-server logins to await pasted redirect URLs with a visible tip.
- Extended /login slash command to submit redirect URLs, block overlapping logins, and covered manual callbacks in tests.
- Propagated onManualCodeInput through OAuth provider login helpers with a default authorization prompt.
- Resolved docs index generation paths using path.resolve relative to the script directory.
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