Added enable_gzip documentation (#15322)

Fixed issue with PanelHeader and grid-drag-handle in fullscreen

Fixed issue with PanelHeader and grid-drag-handle class still being applied in fullscreen, fixes #15480

Fixed prettier CI issue that caused build failures

Fixed handling of alert urls with true flags

Fix percent_diff calculation when points are nulls

Improved documentation of new short-lived token solution

Added missing strict type checking options to grafana/ui 

Fixed dashboard navbar buttons being visible in fullscreen

added support for influxdb non_negative_difference function in tsdb 

Move error boundry from DataPanel to PanelChrome

Support ANSI colors codes in Loki logs

allow 90 percent of alertTimeout for rendering to complete vs 50 percent

contributing: improve guide for bug fixes

[skip ci]

Fixes to error handling and clearing, also publishing of legacy events so old query editors work with react panels fully

docs: add availability note regarding non-compliant providers