1.6.4

What's Changed

• chore(release): 1.6.3 by @YoungSx in #542
• chore: 删除误提交的 **Read 文件（Windows 无法 checkout） by @YoungSx in #544
• fix(quick-actions): gate code chips on code-dominant notes, not any code block by @YoungSx in #543
• Fix startup stalls and legacy conversation migration by @YoungSx in #545

Full Changelog: 1.6.3...1.6.4