Plotly

Added
- Add `layout.barcornerradius` and `trace.marker.cornerradius` properties to support rounding the corners of bar traces [[6761](https://github.com/plotly/plotly.js/pull/6761)],
with thanks to [Displayr](https://www.displayr.com) for sponsoring development!
- Add `autotickangles` to cartesian and radial axes [[6790](https://github.com/plotly/plotly.js/pull/6790)],
with thanks to my-tien for the contribution!

Changed
- Improve hover detection for for scatter plot fill tonext* [[6865](https://github.com/plotly/plotly.js/pull/6865)],
with thanks to lumip for the contribution!
- Improve rendering of heatmap bricks for log-scale axes [[5991](https://github.com/plotly/plotly.js/issues/5991)],
with thanks to andrew-matteson for the contribution!
- Adjust Sankey trace to allow user-defined link hover style override [[6864](https://github.com/plotly/plotly.js/pull/6864)],
with thanks to TortoiseHam for the contribution!
- Adjust 'decimal' and 'thousands' formats for Brazilian Portuguese locale file [[6866](https://github.com/plotly/plotly.js/pull/6866)],
with thanks to pazuza for the contribution!

Fixed
- Fix modifying selections on traces on overlaying axes [[6870](https://github.com/plotly/plotly.js/pull/6870)]

Added
- Add `align` option to sankey nodes to control horizontal alignment [[6800](https://github.com/plotly/plotly.js/pull/6800)],
with thanks to adamreeve for the contribution!
- Add the possibility of loading "virtual-webgl" script for WebGL 1 to help display several WebGL contexts on a page [[6784](https://github.com/plotly/plotly.js/pull/6784)], with thanks to greggman for the contribution!
- Add options to use base64 encoding (`bdata`) and `shape` (for 2 dimensional arrays) to declare various typed arrays i.e. `dtype=(float64|float32|int32|int16|int8|uint32|uint16|uint8)` [[5230](https://github.com/plotly/plotly.js/pull/5230)]

Fixed
- Fix scattergl rendering bug on M1 mac devices [[6830](https://github.com/plotly/plotly.js/pull/6830)],
with thanks to justinjhendrick for the contribution!
- Fix hovering over sankey node only fully highlights first trace [[6799](https://github.com/plotly/plotly.js/pull/6799)],
with thanks to DominicWuest for the contribution!
- Fix error when the mouse moves to x=0 while dragging a rangeslider [[6780](https://github.com/plotly/plotly.js/pull/6780)],
with thanks to david-bezero for the contribution!
- Fix duplicated of major and minor ticks in calc data [[6829](https://github.com/plotly/plotly.js/pull/6829)],
with thanks to ayjayt for the contribution!
- Fix charset test dashboard [[6826](https://github.com/plotly/plotly.js/pull/6826)],
with thanks to ayjayt for the contribution!
- Fix range defaults to take into account `minallowed` and `maxallowed` values of the axis [[6796](https://github.com/plotly/plotly.js/pull/6796)]
- Fix `scattergl` legend when `marker.angle` is an array [[6787](https://github.com/plotly/plotly.js/pull/6787)]
- Fix plot schema not to show `line.shape` options for `scatterpolargl` trace [[6781](https://github.com/plotly/plotly.js/pull/6781)]

Changed
- Adjust stamen styles to point to `stadiamaps.com`, the users may also need to provide their own API_KEY via `config.mapboxAccessToken` [[6776](https://github.com/plotly/plotly.js/pull/6776), [#6778](https://github.com/plotly/plotly.js/pull/6778)]

Fixed
- Fix handling multi-line text in title `automargin` [[6758](https://github.com/plotly/plotly.js/pull/6758)]

Added
- Add `insiderange` to cartesian axes to help avoid overlap between visible grid lines and tick labels of the counter axis when they are positioned inside [[6735](https://github.com/plotly/plotly.js/pull/6735)],
this feature was anonymously sponsored: thank you to our sponsor!

Fixed
- Fix column order changes on hover [[6718](https://github.com/plotly/plotly.js/pull/6718)],
with thanks to bhavinpatel1109 for the contribution!
- Fix hover at timestamp '1970-01-01 00:00:00' [[6752](https://github.com/plotly/plotly.js/pull/6752)],
with thanks to adamjhawley for the contribution!
- Fix clearing empty `candlestick` using react [[6757](https://github.com/plotly/plotly.js/pull/6757)]

Fixed
- Fix range interactions affecting partial ranges in other subplots [[6743](https://github.com/plotly/plotly.js/pull/6743)]
- Fix to emit `plotly_click` event on touchscreens with "select" `dragmode` [[6724](https://github.com/plotly/plotly.js/pull/6724)]),
with thanks to lvlte for the contribution!
- Fix error display for failing builds [[6739](https://github.com/plotly/plotly.js/pull/6739)],
with thanks to dmt0 for the contribution!
- Use the "willReadFrequently" 2d context creation attribute to optimize readback performance for heat map traces [[6741](https://github.com/plotly/plotly.js/pull/6741)],
with thanks to bebeal for the contribution!

Fixed
- Fix horizontal title alignment [[6725](https://github.com/plotly/plotly.js/issues/6725)],
with thanks to 28raining for the contribution!
- Fix single-point histogram when user has provided bin widths [[6725](https://github.com/plotly/plotly.js/issues/6725)],
with thanks to 28raining for the contribution!
- Fix to allow custom `plotly_legenddoubleclick` handlers to execute even when the default `plotly_legendclick` event is cancelled (returns false) [[6727](https://github.com/plotly/plotly.js/pull/6727)], with thanks to andrej-vasilj for the contribution!
- Fix Finnish translation for "Download plot" in `fi` locale [[6723](https://github.com/plotly/plotly.js/issues/6723)],
with thanks to wkmor1 for the contribution!
- Fix Czech number separators in `cs` locale [[6734](https://github.com/plotly/plotly.js/pull/6734)],
with thanks to vlastimil-dolejs for the contribution!