v1.0.4

## New features

- **Sheets:** Add image transparency controls.
- **Sheets:** Move tables together with their cell ranges.
- **Sheets:** Add smooth cell selection transitions.
- **Docs:** Support page numbers, page counts, and date/time fields in headers and footers.
- **Slides & shapes (Pro):** Add Paste Special and post-paste formatting options.
- **Pivot charts (Pro):** Support worksheet copying and deletion.
- **Customization:** Expose conditional formatting rule previews and an editor-exit callback.

## Improvements and fixes

- Fix cell-editing shortcuts, keyboard navigation, and merged-cell editor alignment.
- Fix editor focus when multiple Univer instances share a page.
- Localize date format presets and fix conflicts between text wrapping and shrink-to-fit.
- Fix border style selection and merged-cell border rendering.
- Preserve whitespace in find-and-replace queries.
- Restore spill formula display and prevent delayed calculation results from overwriting newer edits.
- Preserve drawing positions and sizes after row or column changes, and restore properties for imported images.
- **Pro:** Fix chart legend pagination, resizing, and event handling after switching worksheets.
- **Pro:** Keep pivot-chart filter popups open during updates.
- **Pro:** Fix header/footer layout and embedded-editor interactions.

## Upgrade notes

`univerAPI.registerComponent()` now registers an override by default, regardless of registration order. Pass `{ override: false }` to register a default component. Dispose an existing override before registering another for the same name.

**Full changelog:** [v1.0.3…v1.0.4](https://github.com/dream-num/univer/compare/v1.0.3...v1.0.4)