OctoBuddy v1.4.2

What's Changed

• feat(cron): add 群内话题/Thread + restore 单人 DM as scheduled-task targets by @lml2468 in #139
• fix(cron): resolve DM-task owner at fire time, not create time by @lml2468 in #140
• feat(desktop): systematic UI copy audit — fix logic mismatches, localize errors by @lml2468 in #141
• fix(package): wipe bundle before wails package so octo-cli sha256 matches sidecar by @lml2468 in #142

Full Changelog: v1.4.1...v1.4.2