Closes: [BS-3122](https://linear.app/affine-design/issue/BS-3122/footnote-definition-adapter-适配)
Closes: [BS-3123](https://linear.app/affine-design/issue/BS-3123/几个-block-card-view-适配-footnote-态)
<!-- This is an auto-generated comment: release notes by coderabbit.ai -->
## Summary by CodeRabbit
- **New Features**
- Introduced a new citation card component and web element for displaying citations.
- Added support for citation-style rendering in attachment, bookmark, and linked document blocks.
- Enabled citation parsing from footnote definitions in markdown for attachments, bookmarks, and linked docs.
- Added a feature flag to enable or disable citation features.
- Provided new toolbar logic to disable downloads for citation-style attachments.
- **Improvements**
- Updated block models and properties to support citation identifiers.
- Added localization and settings for the citation experimental feature.
- Enhanced markdown adapters to recognize and process citation footnotes.
- Included new constants and styles for citation card display.
- **Bug Fixes**
- Ensured readonly state is respected in block interactions and rendering for citation blocks.
- **Documentation**
- Added exports and effects for new citation components and features.
- **Tests**
- Updated snapshots to include citation-related properties in block data.
<!-- end of auto-generated comment: release notes by coderabbit.ai -->
Closes: BS-3360
<!-- This is an auto-generated comment: release notes by coderabbit.ai -->
## Summary by CodeRabbit
- **New Features**
- Introduced a new viewport overlay widget, making it available as part of the workspace and enabling its integration into supported pages.
- **Refactor**
- Updated internal imports and exports to utilize the new viewport overlay widget package.
- Streamlined widget registration and extension mechanisms for improved modularity.
- **Chores**
- Added configuration and project references to support the new viewport overlay widget package in the build system.
<!-- end of auto-generated comment: release notes by coderabbit.ai -->
Support [AI-60](https://linear.app/affine-design/issue/AI-60).
<!-- This is an auto-generated comment: release notes by coderabbit.ai -->
## Summary by CodeRabbit
- **Refactor**
- Updated naming conventions for the web search tool to ensure consistency across AI chat features.
- Simplified internal handling of web search tool options for a more streamlined experience.
- Unified parameter naming from "mustSearch" to "webSearch" across AI chat inputs and actions.
- **Chores**
- Removed unused configuration options related to web search from prompt settings.
- Added support for enabling or disabling web search via new parameters in chat requests.
<!-- end of auto-generated comment: release notes by coderabbit.ai -->
<!-- This is an auto-generated comment: release notes by coderabbit.ai -->
## Summary by CodeRabbit
- **Refactor**
- Updated and reorganized import paths for transcription block models and types to improve module structure and maintainability.
- **Chores**
- Removed deprecated transcription block schema and related exports from core libraries.
- Registered transcription block schema directly within the workspace schema for improved schema management.
- **Bug Fixes**
- Ensured consistent registration and availability of transcription block features across relevant modules.
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<!-- This is an auto-generated comment: release notes by coderabbit.ai -->
## Summary by CodeRabbit
- **New Features**
- Introduced a new pointer graphics module with tools and quick tool integration for edgeless surfaces.
- Added a quick tool button for pointer interactions in edgeless mode.
- Exposed new extension points for pointer graphics and effects.
- **Improvements**
- Integrated pointer graphics as a dependency into related packages.
- Enhanced toolbar context to support additional surface alignment modes.
- Added conditional clipboard configuration registrations for edgeless contexts across multiple block types.
- **Removals**
- Removed legacy tool and effect definitions and related quick tool exports from edgeless components.
- Streamlined extension arrays and removed unused exports for a cleaner codebase.
- Deleted obsolete utility functions and component registrations.
- **Chores**
- Updated workspace and TypeScript project references to include the new pointer graphics module.
<!-- end of auto-generated comment: release notes by coderabbit.ai -->
Close [AI-81](https://linear.app/affine-design/issue/AI-81).

<!-- This is an auto-generated comment: release notes by coderabbit.ai -->
## Summary by CodeRabbit
- **New Features**
- Added support for uploading and handling multiple images in the AI chat interface, with a maximum image limit enforced.
- Chat assistant avatar now visually indicates different statuses, including a transmitting animation.
- **Improvements**
- Enhanced file upload experience by allowing batch image uploads and clearer notifications for files exceeding size limits.
- Stronger status handling for chat assistant messages, improving reliability and user feedback.
- Unified image count limit across chat input components using a shared constant.
- **Bug Fixes**
- Improved consistency in how image limits are enforced across chat components.
<!-- end of auto-generated comment: release notes by coderabbit.ai -->
Close [AI-58](https://linear.app/affine-design/issue/AI-58).
<!-- This is an auto-generated comment: release notes by coderabbit.ai -->
## Summary by CodeRabbit
- **New Features**
- Introduced a toggleable AI reasoning feature in the chat interface, allowing users to enable or disable advanced reasoning during AI chat interactions.
- Added a new reasoning button to the chat input for quick access and control.
- **Enhancements**
- Improved chat configuration options to include reasoning settings, providing more flexibility for AI responses.
- Streamlined network search and image upload interactions for a smoother user experience.
<!-- end of auto-generated comment: release notes by coderabbit.ai -->
<!-- This is an auto-generated comment: release notes by coderabbit.ai -->
## Summary by CodeRabbit
- **New Features**
- Images and icons in bookmark cards are now loaded through an image proxy for improved reliability and consistency.
- Embed blocks for GitHub, Loom, and YouTube now display banner and creator images via an image proxy service for enhanced image loading.
- **Refactor**
- Simplified backend URL handling and proxy logic for images, resulting in more efficient processing and reduced complexity.
- Consolidated image proxy middleware and services into a shared adapter module for streamlined imports and improved maintainability.
<!-- end of auto-generated comment: release notes by coderabbit.ai -->
fix AI-88
<!-- This is an auto-generated comment: release notes by coderabbit.ai -->
## Summary by CodeRabbit
- **New Features**
- Added support for the new image generation model "gpt-image-1" in both backend and frontend.
- Updated available prompt options to include "gpt-image-1" for image creation actions.
- **Improvements**
- Set a 5-minute timeout for image generation requests to improve reliability.
- **Tests**
- Expanded test coverage to validate image generation using the new "gpt-image-1" prompt.
<!-- end of auto-generated comment: release notes by coderabbit.ai -->