Edge Case Test Generator

Generate edge case test scenarios that aren't covered by the acceptance criteria.

FEATURE: [Description]
ACCEPTANCE CRITERIA: [What's already covered]
PLATFORMS: iOS and Android

Generate edge cases across these categories:

DEVICE & OS:
- Smallest supported screen (iPhone SE / small Android)
- Largest screen (iPad / tablet / foldable)
- Oldest supported OS version
- Device in low storage mode
- Device in Low Power Mode (iOS) / Battery Saver (Android)

NETWORK:
- Airplane mode (completely offline)
- Transition from WiFi to cellular mid-action
- Extremely slow connection (3G / 100kbps throttle)
- Request timeout (30+ seconds)
- Server returns data but connection drops before completion

INTERRUPTIONS:
- Incoming phone call during action
- App backgrounded and returned
- Push notification banner while interacting
- Memory warning / app eviction and restore
- Screen rotation during data entry
- Split screen / slide over (iPad / Android multi-window)

INPUT:
- Paste instead of type
- Autofill from password manager
- External keyboard input
- Voice dictation input
- Maximum length input + 1 character
- Emoji, RTL text, Unicode special characters

STATE:
- First launch after install
- First launch after update from previous version
- Logged in on multiple devices simultaneously
- Session expired mid-flow
- Feature flag toggled while user is on the screen

For each edge case, provide the test scenario and expected behavior.