If a new jailbreak for 5.19.x emerges from another author:

• Evaluate against SpringBreak (whichever releases first)
• Device is already prepared (OTA blocked, registered)

Post-Release Actions

1. Download SpringBreak release from official source (GitHub/kindlemodding.org)
2. Follow installation guide (likely similar to WinterBreak: Mesquito or browser-based)
3. Install Universal Hotfix
4. Proceed with Post-JB toolchain (see docs/05-post-jb-toolchain.md)