Merge pull request #2907 from btbest/export-ome-zarr

OME-Zarr goes in, OME-Zarr comes out

Release 1.4.1b21

Release 1.4.1b20

Release 1.4.1b19

Merge pull request #2883 from btbest/fix-startup-warns

Fix issues found during 1.4.1b17 release

Replace mamba commands in deploy

Merge pull request #2875 from k-dominik/oc-plugins-via-entrypoints

Oc plugins via entrypoints

Multiscale: Save scale (#2826)

Was broken by 4403bb3

Co-authored-by: Dominik Kutra <[email protected]>

Tests: Mock user interaction in ImageFileDialog

DatasetInfoTable: Fix context menu

This is supposed to suppress the context menu outside the table...