Summary & Key Takeaways ​

• Rollup v4.61.0 features sorting of entry modules.
• This change makes chunk hashes deterministic.
• Deterministic hashes improve build consistency across environments.

Our Commentary ​

Deterministic builds are one of those things you don't think about until they break. Then you really, really care. This is a small but important quality-of-life improvement for anyone dealing with caching or ensuring reproducible builds. It's not flashy, but it's solid engineering.