[ vitorpamplona/amethyst ] Merge pull request #3844 from vitorpamplona/claude/code-quality-class-decoupling-rrt199
refactor: decouple LocalCache and Account god classes (behavior-preserving)
https://github.com/vitorpamplona/amethyst/commit/31c3eaf2b34e565b815da57bcca9d71ccf6a92ec
