Update en docs for the next released version 2.8.1

en/releases/v2.8.1.md

@@ -8,7 +8,9 @@ The most notable changes in this release are:
 
 ### Breaking Change
 
+* Upgrade requirements Go language version is 1.18 or later, for upgrade of dependency package `golang.org/x/net`
 * Change the data type for the `HeaderFooterOptions` structure fields `AlignWithMargins` and `ScaleWithDoc` as a pointer, resolve issue [#1645](https://github.com/xuri/excelize/issues/1645)
+* Remove unused exported data structure `ShapeColor`
 
 ### Notable Features
 
@@ -34,12 +36,22 @@ The most notable changes in this release are:
 * Support update conditional formatting, data validations, defined names, drawing objects, formula reference and volatile dependencies on inserting/deleting columns/rows, related issues [#1306](https://github.com/xuri/excelize/issues/1306) and [#1615](https://github.com/xuri/excelize/issues/1615)
 * Support 6 new kinds of conditional formatting types: text, blanks, no blanks, errors, no errors and time period
 * Support calculate formula with multiple dash arithmetic symbol
+* Support copy conditional format and data validation on duplicate row, related issue [#1729](https://github.com/xuri/excelize/issues/1729)
+* Support unset custom row height if the height value is -1 when using the `SetRowHeight` function
+* The `SetRowHeight` function will return an error if given an invalid row height value
+* The `AddChart` function support set the data labels position for the chart, related issue [#1704](https://github.com/xuri/excelize/issues/1704)
+* Add new field `DataLabelPosition` in the `ChartSeries` data type, support to sets the position of the chart series data label
+* Add new field `BubbleSize` in the `Chart` data type, support set the bubble size in all data series for the bubble chart or 3D bubble chart
+* Add new exported `ChartDataLabelPositionType` data type
+* The `GetPictureCells` and `GetPictures` function support get embedded cell images created by Kingsoft WPS™ Office, related issue [#664](https://github.com/xuri/excelize/issues/664)
 
 ### Improve the Compatibility
 
 * Improve compatibility for absolute path drawing part
+* Improve compatibility for workbook internal tab ratio property value
 * Improve compatibility with empty custom number format code
 * Improve compatibility with the viewer which doesn't support default theme part namespace, related issue [#1694](https://github.com/xuri/excelize/issues/1694)
+* Saving workbook with sorted internal part path, make identically created workbooks hash checksum is same, related issue [#1732](https://github.com/xuri/excelize/issues/1732)
 
 ### Bug Fixes
 
@@ -49,6 +61,7 @@ The most notable changes in this release are:
 * Fix a v2.8.0 regression bug, error on set print area and print titles with built-in special defined name
 * Fix a v2.8.0 regression bug, corrupted workbooks generated by improving compatibility with internally indexed color and MRU colors styles parts
 * Fix a v2.8.0 regression bug, number format code apply result was empty, resolve issue [#1658](https://github.com/xuri/excelize/issues/1658)
+* Fix a v2.7.1 regression bug, the bubble is hidden in the bubble or 3D bubble chart
 * Fixed panic on `AutoFilter` by adding nil pointer guard for local sheet ID, resolve issue [#1655](https://github.com/xuri/excelize/issues/1655)
 * Fix corrupted workbooks generated when adding tables in some cases
 * Fix incorrect time number format result, resolve issue [#1661](https://github.com/xuri/excelize/issues/1661)
@@ -67,6 +80,11 @@ The most notable changes in this release are:
 * Fix panic on read workbook with internal row element without `r` attribute, resolve issue [#1723](https://github.com/xuri/excelize/issues/1723)
 * Fix `GetCellRichText` returns error on getting inline rich text cells
 * Fix invalid shared string table index on set cell value in some cases
+* Fix `GetConditionalFormats` panic on get conditional format without above average rules, resolve issue [#1745](https://github.com/xuri/excelize/issues/1745)
+* Fix incorrect adjust merged cells on remove rows, resolve issue [#1749](https://github.com/xuri/excelize/issues/1749)
+* Fix the `SetConditionalFormat` function creates incorrect multiple conditional formats rules priority, resolve issue [#1770](https://github.com/xuri/excelize/issues/1770)
+* Fix the `GetConditionalFormats` function doesn't return gradient data bar rule, resolve issue [#1769](https://github.com/xuri/excelize/issues/1769)
+* Fix the `GetStyle` or `GetConditionalStyle` function to returns incorrect `DecimalPlaces` field value, resolve issue [#1777](https://github.com/xuri/excelize/issues/1777)
 
 ### Performance
 
@@ -100,3 +118,11 @@ Thanks for all the contributors to Excelize. Below is a list of contributors tha
 * @lujin1 (lujin)
 * @parkoo (Tian)
 * @ZhangXiao1024 (ZX)
+* @zcgly
+* @bramvbilsen (Bram Vanbilsen)
+* @user65536
+* @tianaiyouqing (天爱有情)
+* @cuishuang (cui fliter)
+* @CooolNv (Xuesong)
+* @yuegu520
+* @oneweek20169902 (li)