[WIP] Implement snapshots#63

Draft

TanmayArya-1p wants to merge 27 commits intosdslabs:refactorfrom

TanmayArya-1p:snapshot-engine

Commits on Oct 14, 2025

Commits on Dec 17, 2025

Commits on Dec 18, 2025

Add rebuild
4adex
committed
Add tests
4adex
committed

Commits on Dec 27, 2025

Commits on Jan 1, 2026

Commits on Jan 2, 2026

implement checkpointing for storage engine and add unit tests
TanmayArya-1p
committed
fix(rocksdb): restore from checkpoint function; unit test for the same
TanmayArya-1p
committed

Commits on Jan 3, 2026

refactor snapshots and checkpoints
TanmayArya-1p
committed