chore: bump version to 3.1.1

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

Author: feanil

image_explorer/__init__.py

@@ -22,4 +22,4 @@
 """
 from .image_explorer import ImageExplorerBlock
 
-__version__ = '3.1.0'
+__version__ = '3.1.1'