Description

Test Code

# Test code for the review of this PR

Type of change

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to not work as expected)
• This change requires a documentation update

Checklist

• I signed the CLA.
• My code follows the style guidelines of this project
• I have performed a self-review of my own code
• I have commented my code, particularly in hard-to-understand areas
• My changes generate no new warnings
• New and existing tests pass locally with my changes
• I have made corresponding changes to the documentation (if applicable)

Screenshots

Additional details

Summary by Sourcery

Update checkbox documentation with structured frontmatter and macros, refine screenshot rendering, enhance examples for import safety, and add integration tests for checkbox controls.

Enhancements:

• Enable intrinsic_width on wrapped columns in screenshot utility to ensure proper sizing
• Guard example scripts with main to prevent auto-execution on import

Documentation:

• Add frontmatter (class_name, examples, images) and macros to checkbox docs and standardize image paths and formatting

Tests:

• Introduce integration tests for checkbox examples and documentation screenshots using FletTestApp