* migrate to v19
* migrate to v18
* Migration to be verified: v17 Convert minSpan to maxPerRow in panels
* Migration to be verified: 16 Grid layout migration
* Refactor v17 and v19 migrations to use shared helper functions
* Migration to be verified: 15 No-op migration for schema consistency
* Migration to be verified: 14 Shared crosshair to graph tooltip migration
* cleanup
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Co-authored-by: Haris Rozajac <haris.rozajac12@gmail.com>
Co-authored-by: Haris Rozajac <58232930+harisrozajac@users.noreply.github.com>
Costa Alexoglou
Dominik Prokop