Captures Preview 2026.08.09.4

Warning

This Preview is functional, but experimental. Expect bugs and incomplete features; macOS is the primary development target, while Windows and Linux may be less polished.

What's Changed

• Fix text bubble trim, centering, defaults, and selection resize by @joswayski in #173

Full Changelog: v2026.08.09.3...v2026.08.09.4