Related to: [BS-3559](https://linear.app/affine-design/issue/BS-3559/ui-%E5%9B%BE%E7%89%87-loading-%E5%8F%98%E9%87%8F%E6%9B%B4%E6%96%B0)
<!-- This is an auto-generated comment: release notes by coderabbit.ai -->
## Summary by CodeRabbit
- **Style**
- Improved the appearance of image loading indicators by updating background and ring colors for a more consistent visual experience.
- **New Features**
- Added customization options for the loading icon's ring color.
- **Chores**
- Updated the "@toeverything/theme" dependency to version ^1.1.15 across multiple packages for improved consistency and compatibility.
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<!-- This is an auto-generated comment: release notes by coderabbit.ai -->
## Summary by CodeRabbit
- **Chores**
- Removed multiple internal export entries related to effects modules across various packages.
- Updated dependencies and configuration references to improve internal consistency. No visible changes for end-users.
<!-- 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 the Edgeless Selected Rectangle widget, providing enhanced selection and interaction capabilities in edgeless mode.
- Added rotation-aware resize cursors for improved usability when resizing selections.
- Integrated new autocomplete panels and selection components for a smoother user experience.
- **Refactor**
- Modularized the Edgeless Selected Rectangle widget as a standalone package for better maintainability and integration.
- Updated internal references and imports to utilize the new widget package.
- **Chores**
- Updated project and package configurations to include the new widget and ensure proper build and type-checking across the workspace.
<!-- end of auto-generated comment: release notes by coderabbit.ai -->
