<!-- This is an auto-generated comment: release notes by coderabbit.ai -->
## Summary by CodeRabbit
- **New Features**
- Introduced a unified loading spinner icon that adapts to light or dark themes automatically.
- **Refactor**
- Streamlined loading icon usage across the app by replacing multiple theme-based icons with a single helper function for consistent and simplified icon management.
- **Chores**
- Removed an unused dependency to improve package management.
<!-- end of auto-generated comment: release notes by coderabbit.ai -->
Close [BS-3268](https://linear.app/affine-design/issue/BS-3268/edgeless-下，-dark-mode-embed的配色应该更加清晰)
Close [BS-3067](https://linear.app/affine-design/issue/BS-3067/在embed上，添加split-view等相关的操作入口，基本接近page-block（见设计稿）)
<!-- This is an auto-generated comment: release notes by coderabbit.ai -->
## Summary by CodeRabbit
- **New Features**
- Introduced an interactive header for embedded synced documents with fold/unfold toggle, document opening, and multiple view options.
- Added info and copy link buttons for embedded synced documents and notes to improve document management and sharing.
- **Enhancements**
- Updated styles for embedded synced document blocks and headers for better visual consistency.
- Added new localization entries for header actions: "Fold", "Unfold", and "Open".
- Disabled redundant open document actions in toolbars, centralizing controls in the header.
- **Refactor**
- Unified header button components for notes and embedded synced documents into reusable components.
- Simplified header components by delegating button behaviors to shared components.
- **Bug Fixes**
- Fixed conditional rendering of editor content in embedded synced documents when folded.
- **Chores**
- Upgraded theme dependency version from "^1.1.12" to "^1.1.14" across multiple packages.
<!-- end of auto-generated comment: release notes by coderabbit.ai -->
Closes: [BS-3379](https://linear.app/affine-design/issue/BS-3379/恢复在-loading-或错误时-attachments-的背景色)
<!-- This is an auto-generated comment: release notes by coderabbit.ai -->
## Summary by CodeRabbit
- **Style**
- Updated the background color of attachment cards in loading and error states for a more consistent appearance.
- **Bug Fixes**
- Improved the handling and display of loading and uploading states for attachment cards to better reflect their current status.
- **Chores**
- Added new workspace dependencies and project references to enhance synchronization capabilities across related modules.
<!-- end of auto-generated comment: release notes by coderabbit.ai -->
Closes: [BS-3359](https://linear.app/affine-design/issue/BS-3359/重构-filesizelimitservice-支持-handle-文件超出限制)
<!-- This is an auto-generated comment: release notes by coderabbit.ai -->
## Summary by CodeRabbit
- **New Features**
- Added an "Upgrade" button to attachment blocks that appears when file size limits are exceeded, enabling users to view storage plans and upgrade.
- **Refactor**
- Unified file size limit handling across attachments and images for consistency.
- Redesigned file size limit service with improved integration and dependency injection.
- **Chores**
- Updated service registrations and dependency management for file size limit enforcement.
- Integrated a new file size limit extension that triggers storage plan dialogs and tracking events on limit exceedance.
<!-- end of auto-generated comment: release notes by coderabbit.ai -->
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-3143](https://linear.app/affine-design/issue/BS-3143/更新-attachment-错误样式)
Closes: [BS-3341](https://linear.app/affine-design/issue/BS-3341/attachment-select状态ui调整)
<!-- This is an auto-generated comment: release notes by coderabbit.ai -->
## Summary by CodeRabbit
- **New Features**
- Improved attachment block with unified reactive state handling for loading, errors, and downloads.
- Enhanced card layouts with modular rendering and dynamic buttons based on state.
- **Bug Fixes**
- Fixed UI state for "Embed view" action, now correctly disabled when not embedded.
- Resolved attachment card styling issues and text overflow with new utility classes.
- **Refactor**
- Streamlined attachment block rendering and state management for better performance and maintainability.
- Updated toolbar configuration for consistent parameter naming.
- Simplified embedded and open methods for improved clarity.
- Made internal functions private to reduce exported API surface.
- **Chores**
- Removed unused icon export and legacy upload tracking functions.
- Updated attachment utilities to use reactive state, added data refresh, and improved error handling.
- Refined image dimension handling for consistent resizing behavior.
- Improved test selectors to target focused attachment containers for better reliability.
- Refactored CSS to separate container and card styling and adopt theme-based colors consistently.
<!-- end of auto-generated comment: release notes by coderabbit.ai -->
Closes: [BS-3303](https://linear.app/affine-design/issue/BS-3303/改進-pack-attachment-props-流程)
<!-- This is an auto-generated comment: release notes by coderabbit.ai -->
## Summary by CodeRabbit
- **New Features**
- Enhanced attachment and image uploads with improved file size validation and clearer notifications.
- Upload telemetry tracking added for attachments to monitor upload success or failure.
- **Refactor**
- Streamlined and unified the process of adding attachments and images, making uploads more reliable and efficient.
- Parameter names updated for clarity across attachment and image insertion features.
- **Documentation**
- Updated API documentation to reflect parameter name changes for consistency.
<!-- 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**
- 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 -->
