Summary & Key Takeaways ​

• Cleanup functions that throw errors no longer halt the entire teardown process.
• ContextNotFoundError messages are now more explicit, guiding developers on undefined vs null.
• Documentation updates clarify createDeferred usage and effect re-run behavior.
• The migration guide notes when from() async generator cleanups run.

Our Commentary ​

This core update feels like a lot of polish. Making the reactive system more robust against errors is always welcome. The context clarity is a big one for new users, and honestly, for me too sometimes. It's the little things that make a framework feel solid.