Release Log Analysis v0.1.0-beta.7

[Reyppp]

Summary

• copy the verified Start menu shortcut to redirected desktop paths
• exclude unused pyarrow from packaged builds
• publish beta.7 download and installation documentation

Validation

• 37 unit tests passed with Y226080 golden sample
• clean PyInstaller build excludes pyarrow
• packaged and installed smoke tests passed
• real D: installation created and launched the desktop shortcut
• site JavaScript syntax check passed

Data boundary

• no production logs, local settings, caches, tokens, or build artifacts are included