Changelog

Documentation release: MkDocs migration + deep content expansion

• migrated site to MkDocs Material
• removed public nav dependency on generated summary pages
• expanded quickstart/setup/contract/submission/reference coverage
• added deep positioning and comparisons pages
• preserved legacy static site under legacy/
• added custom visual theme and typography

Track code-level changes

Use repository history plus:

• docs/reference/protocol_governance_and_migrations.md
• evaluator and runner package changelogs/tests