Closes: [BS-3555](https://linear.app/affine-design/issue/BS-3555/ui-attachment-loading-变量更新)
Closes: [BS-3559](https://linear.app/affine-design/issue/BS-3559/ui-图片-loading-变量更新)
### Dark
<img width="625" alt="Screenshot 2025-05-26 at 20 32 36" src="https://github.com/user-attachments/assets/93501e3d-8fc6-45f9-84a0-ac147e5c5f9f" />
### Light
<img width="623" alt="Screenshot 2025-05-26 at 20 32 25" src="https://github.com/user-attachments/assets/7d5bc128-6667-45b5-982d-dab3a22706a7" />
<!-- This is an auto-generated comment: release notes by coderabbit.ai -->
## Summary by CodeRabbit
- **New Features**
- Loading icons are now invoked as functions, allowing for more flexible and customizable rendering with parameters like size and progress.
- **Refactor**
- Replaced theme-dependent and static loading icon references with a unified `LoadingIcon()` component across multiple components and blocks.
- Removed legacy icon variants and simplified icon import statements, centralizing icon rendering logic.
- **Style**
- Updated styles for loading and reload buttons to use theme-aware CSS variables.
- Enlarged and repositioned loading indicators in image blocks for better visibility.
- **Bug Fixes**
- Achieved consistent loading icon rendering across various blocks and components by standardizing icon invocation.
<!-- end of auto-generated comment: release notes by coderabbit.ai -->
Closes: BS-3395
<!-- This is an auto-generated comment: release notes by coderabbit.ai -->
## Summary by CodeRabbit
- **Bug Fixes**
- Improved keyboard input handling in filterable lists to prevent unintended interactions when using arrow keys, Enter, or Escape.
<!-- 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**
- Added the ability to select line width for pen tools, allowing users to customize brush and highlighter thickness in the toolbar menu.
- **Bug Fixes**
- Restored and verified the functionality for adding brush elements with different sizes, ensuring accurate rendering of brush strokes based on selected size.
- **Improvements**
- Enhanced slider component interaction by refining pointer event handling and updated slider styles for better touch interaction support.
<!-- end of auto-generated comment: release notes by coderabbit.ai -->
Closes: [BS-2852](https://linear.app/affine-design/issue/BS-2852/ui-bug:-toggle-的组件样式不一样了)
<!-- This is an auto-generated comment: release notes by coderabbit.ai -->
## Summary by CodeRabbit
- **Style**
- Updated toggle switch appearance with refined colors and spacing for a more polished look.
- **Bug Fixes**
- Improved toggle switch functionality in settings menus to ensure correct state display and interaction.
<!-- 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 "Indexer & Embedding" workspace settings to manage AI embedding for local content, including document ignoring and attachment uploads.
- Added UI components for embedding settings, attachments, and ignored documents with pagination and deletion capabilities.
- Provided comprehensive file-type icons for attachments.
- **Improvements**
- Added a new tab for indexing and embedding in workspace settings navigation.
- Included test identifiers on key UI elements to enhance automated testing.
- **Localization**
- Added English localization strings covering all embedding-related UI text and actions.
- **Bug Fixes**
- Enabled previously skipped end-to-end tests for embedding settings to improve reliability.
<!-- end of auto-generated comment: release notes by coderabbit.ai -->
Fixes [BS-3374](https://linear.app/affine-design/issue/BS-3374/)
<!-- This is an auto-generated comment: release notes by coderabbit.ai -->
## Summary by CodeRabbit
- **New Features**
- Improved control over when the peek view is shown in "edgeless" editor mode, ensuring it only activates when interacting directly with the relevant component.
- **Bug Fixes**
- Prevented unintended peek view activation in "edgeless" mode when clicking outside the associated component.
- **Tests**
- Added end-to-end test verifying the peek view does not open when content is covered by a canvas element.
- **Chores**
- Added utility function to streamline creating synced pages in edgeless mode during tests.
<!-- 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**
- Added new export paths to improve module accessibility for foundation store and view components.
- Introduced new extension points for telemetry, font configuration, link preview cache, and peek view services in the view extension foundation.
- **Improvements**
- Enhanced flexibility by allowing optional configuration of placeholders in paragraph view extensions.
- Switched to runtime schema validation for font configuration, increasing reliability.
- Streamlined service registration for peek view providers.
- **Refactor**
- Centralized and simplified extension management by removing redundant extension files and consolidating setup logic.
- Updated internal integration of telemetry, font, and peek view services for improved maintainability.
<!-- 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 slider component for line width selection, providing a more interactive and streamlined UI.
- Added support for using the slider component across relevant panels.
- **Improvements**
- Simplified the line width selection panel for easier use and improved maintainability.
- Enhanced event handling to prevent dropdowns from closing when interacting with the panel.
- **Bug Fixes**
- Improved event propagation control within the line styles panel.
- **Chores**
- Updated package exports to include the new slider component.
<!-- end of auto-generated comment: release notes by coderabbit.ai -->
Closes: [BS-3438](https://linear.app/affine-design/issue/BS-3438/attachment-embed-view-中的-status-组件)
Closes: [BS-3447](https://linear.app/affine-design/issue/BS-3447/触发-litportal-re-render)
<!-- This is an auto-generated comment: release notes by coderabbit.ai -->
## Summary by CodeRabbit
- **New Features**
- Introduced a visual status indicator for embedded attachments with reload capability.
- Added a new resource status component to display error messages and reload actions.
- **Improvements**
- Enhanced attachment rendering flow with reactive state and unified embed handling.
- Simplified resource state and blob URL lifecycle management.
- Added status visibility flags for PDF and video embeds.
- **Bug Fixes**
- Improved error handling and refresh support for embedded content including PDFs, videos, and audio.
- **Style**
- Added styles for the attachment embed status indicator positioning.
- **Refactor**
- Streamlined attachment and resource controller implementations for better maintainability.
- **Tests**
- Added end-to-end test verifying PDF viewer reload and re-rendering in embed mode.
<!-- 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**
- Unified internal data access by replacing all references from `doc` to `store` across all components, blocks, widgets, and utilities. This affects how readonly state, block operations, and service retrieval are handled throughout the application.
- **Tests**
- Updated all test utilities and test cases to use `store` instead of `doc` for document-related operations.
- **Chores**
- Updated context providers and property names to reflect the change from `doc` to `store` for improved consistency and maintainability.
No user-facing features or behaviors have changed.
<!-- end of auto-generated comment: release notes by coderabbit.ai -->
Closes: [BS-3352](https://linear.app/affine-design/issue/BS-3352/[improvement]-附件上传时禁止切-view)

<!-- This is an auto-generated comment: release notes by coderabbit.ai -->
## Summary by CodeRabbit
- **Bug Fixes**
- Improved the logic for enabling or disabling the embed and card actions in the attachment toolbar, ensuring actions are only available when the file is ready and conditions are met.
- **Refactor**
- Enhanced reliability by centralizing block state checks and refining conditions for action availability in the attachment dropdown menu.
- Centralized resource state management with a new computed signal, improving consistency in loading and error state handling.
<!-- end of auto-generated comment: release notes by coderabbit.ai -->
Related to: [BS-3143](https://linear.app/affine-design/issue/BS-3143/更新-loading-和错误样式)
<!-- This is an auto-generated comment: release notes by coderabbit.ai -->
## Summary by CodeRabbit
- **New Features**
- Introduced a unified resource controller for managing image and attachment resources, providing improved loading, error, and state handling.
- Added a visual loading indicator overlay to image blocks for better feedback during image loading.
- **Improvements**
- Simplified and centralized image and attachment state management, reducing redundant properties and manual state tracking.
- Updated fallback UI for image blocks with clearer titles, descriptions, and improved layout.
- Enhanced batch image block creation and download handling for improved efficiency.
- Refined image block accessibility with improved alt text and streamlined rendering logic.
- Centralized target model selection for image insertion in AI actions.
- Reordered CSS declarations without affecting styling.
- Improved reactive state tracking for blob upload/download operations in mock server.
- **Bug Fixes**
- Improved cleanup of object URLs to prevent resource leaks.
- Adjusted toolbar logic to more accurately reflect available actions based on image state.
- **Tests**
- Updated end-to-end tests to match new UI text and behaviors for image loading and error states.
- **Chores**
- Refactored internal logic and updated comments for clarity and maintainability.
<!-- end of auto-generated comment: release notes by coderabbit.ai -->
Closes: [BS-3398](https://linear.app/affine-design/issue/BS-3398/实现资源控制器)
<!-- This is an auto-generated comment: release notes by coderabbit.ai -->
## Summary by CodeRabbit
## Summary by CodeRabbit
- **New Features**
- Introduced a ResourceController for centralized and reactive management of attachment resource states, improving error handling, loading indicators, and UI state resolution for attachments.
- Added public access to resource management utilities via new export paths.
- **Refactor**
- Streamlined attachment state management by replacing manual state tracking with the new ResourceController, simplifying code and enhancing maintainability.
- Updated rendering logic for attachments to use unified state objects for clearer UI feedback.
- Centralized blob URL creation and download state management within the ResourceController.
- **Chores**
- Updated dependencies and internal references to reflect the new resource management approach, ensuring consistency across packages.
<!-- end of auto-generated comment: release notes by coderabbit.ai -->
* Unified loading icon
* Removed loading icon on image block
* Fixed color of circle on loading icon
<!-- This is an auto-generated comment: release notes by coderabbit.ai -->
## Summary by CodeRabbit
- **New Features**
- Icons in image fallback and loading states now automatically adapt to the current theme (light or dark mode) for a more consistent visual experience.
- **Style**
- Updated loading, success, and error icons to support theming and improved their color assignments for better visibility in different themes.
- **Refactor**
- Replaced static icon usage across several components with dynamic, theme-aware icons to ensure consistent appearance throughout the app.
- Removed static SVG icon exports and replaced them with theme-aware icon functions for improved maintainability.
<!-- 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 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-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 -->
### What Changes
- Refactors the `notify` function call with undo button. It is called `notifyWithUndo`, which can associate the visibility of the `NotificationCard` with the top undo item in history stack, such as undo by shortcut `Cmd+Z`.
- change icon of the "Insert into page" button. Close [BS-3267](https://linear.app/affine-design/issue/BS-3267/frame和group的insert-into-page图标也更换一下)
Closes: [BS-2909](https://linear.app/affine-design/issue/BS-2909/新增highlighter)
### What's Changed!
Currently the highlighter tool is very similar to brush, but for the future, it's a standalone module.
* Added `Highlighter` element model
* Added `Highlighter` tool
* Added `Highlighter` entry to the global toolbar