What's Changed

• Fixed evolution ledger aggregation so synthetic test records no longer pollute real runtime statistics.
• Expanded runtime test coverage for evolution, dashboard, and orchestration flows.
• Updated README / README_CN / evolve command guidance and tightened pytest discovery boundaries.
• Removed mistakenly tracked pytest temporary artifacts under pytest-of-cwan0785.

Included Commits

• e7f271b fix: tighten evolution ledger aggregation
• 37774c0 test: cover evolution runtime behavior
• eeb7a6f chore: refresh evolution docs and test boundaries
• 03d8387 chore: drop tracked pytest temp artifacts