<!-- This is an auto-generated comment: release notes by coderabbit.ai -->
## Summary by CodeRabbit
- **New Features**
- Introduced a new store management system for handling document stores, improving efficiency and flexibility when working with document data.
- **Refactor**
- Updated internal store handling to use a centralized store container, simplifying store retrieval and removal across various components.
- Renamed and updated several store-related method signatures for consistency and clarity.
- Replaced editor extension loading logic with a new local implementation for better modularity.
- **Chores**
- Improved and streamlined the export of store-related modules for better maintainability.
- Removed obsolete and redundant code related to previous store management approaches.
<!-- 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-3382
Closes: BS-3381
Closes: BS-3380
<!-- This is an auto-generated comment: release notes by coderabbit.ai -->
## Summary by CodeRabbit
- **New Features**
- Introduced new view extensions for document title, frame panel, and outline fragments, enhancing modularity and extensibility.
- **Refactor**
- Updated export structure for fragments to support directory-based modules and added dedicated view module exports.
- Replaced a centralized view extension with individual fragment-based view extensions for improved clarity.
- **Chores**
- Updated dependencies and TypeScript project references to ensure compatibility and maintainability.
<!-- end of auto-generated comment: release notes by coderabbit.ai -->
