Release 2.0.2

[Ziv-Ink]

Summary

• make V2 CLI mutation recovery exact and serialize concurrent operations per plugin
• improve source, metadata, KSP, and Kotlin/Java implementation diagnostics
• expand runtime-lazy Proxy regression coverage
• prepare version 2.0.2 release metadata

Validation

• PYTHONPATH=src python3 -m pytest -q - 376 passed
• strict mixed Android build - 106 tasks
• local wheel and sdist build plus twine check - passed
• fresh wheel install - supernote-module 2.0.2
• Supernote Nomad device smoke - async Kotlin failure produced IMPLEMENTATION_ERROR with the original implementation message; no fatal PluginHost markers