Enable Image Webp Conversion and Bulk Optimization by Default

[arunshenoy99]

Proposed changes

This PR enables the conversion of images to WebP by default, along with the option to bulk optimize existing images. We will not automatically delete the original images yet, but WebP versions will be preferred over them.

Type of Change

Production

• Bugfix (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)
• Dependency update
• Refactoring / housekeeping (changes to files not directly related to functionality)

Development

• Tests
• Dependency update
• Environment update / refactoring
• Documentation Update

Video

Checklist

• I have read the CONTRIBUTING doc
• I have viewed my change in a web-browser
• Linting and tests pass locally with my changes
• I have added tests that prove my fix is effective or that my feature works
• I have added necessary documentation (if appropriate)

Further comments

[arunshenoy99]

This has to go after: #75