Release v0.20.8

Changelog

Other

• f69ed94: Add d2 diagrams and restucture public docs (@akclace)
• 71afb0d: Added compare page for internal tools (@akclace)
• 47da7c7: Fix issues identified by security audit (@akclace)
• 105b845: Pin SDK modules to v0.20.8 for release (@akclace)
• f8d3713: Update version in changelog (@akclace)
• 8db48e0: Update windows install docs (@akclace)