Reported by @crystal talon
Bug Report: Attachment (“+”) button collapses after first use in Project threads (iOS)
`Steps to Reproduce`
- Open a Project
2. Open any thread
3. Tap “+” and upload a file (works)
4. Tap “+” again → menu instantly collapses
`Expected Result`
Attachment menu opens normally each time
`Actual Result`
Menu flashes and closes, no file picker
`Environment`
ChatGPT iOS 2026.076