- Add hardcoded assume-utreexo checkpoint to speed up initial setup.
- Display header sync percentage and floor sub-100% sync values to 2 decimals for clearer progress feedback.
- Detect stalled nodes and warn the user when sync is not progressing.
- Hide the Share Validation card until sync actually reaches the tip.
- Improve screen recomposition performance on the Node screen.
- Remove non-functional memory info display.
- Update the underlying Floresta node: faster header IBD, ChainSelector competing-tip fix, LookingForForks watchdog, and assume-utreexo IBD-flag fix.