chore(entropy): purge chains

[m30m]

Description

Purge deprecated chains

Type of Change

• New Page
• Page update/improvement
• Fix typo/grammar
• Restructure/reorganize content
• Update links/references
• Other (please describe):

Areas Affected

Checklist

• I ran pre-commit run --all-files to check for linting errors
• I have reviewed my changes for clarity and accuracy
• All links are valid and working
• Images (if any) are properly formatted and include alt text
• Code examples (if any) are complete and functional
• Content follows the established style guide
• Changes are properly formatted in Markdown
• Preview renders correctly in development environment

Related Issues

Closes #

Additional Notes

Contributor Information

• Name:
• Email:

Screenshots

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Name	Status	Preview	Comments	Updated (UTC)
docs	✅ Ready (Inspect)	Visit Preview	💬 Add feedback	Jun 27, 2025 4:24pm
documentation	✅ Ready (Inspect)	Visit Preview	💬 Add feedback	Jun 27, 2025 4:24pm