CELESTIA-NODE v0.27.5-arabica and CELESTIA-APP v6.1.0-arabica - Arabica upgrade

Dear partners and node operators, We are pleased to announce a new version of celestia-app and celestia-node today. Please upgrade as soon as possible to benefit from the latest features.

Celestia app:

This release includes mainly performance improvements to the NMT tree, and the support for enabling/disabling the legacy propagation reactor and the new recovery reactor.

Release notes:  https://github.com/celestiaorg/celestia-app/releases/tag/v6.1.0-arabica

Celestia-node

This release fixes a bug in blob submission.

Release notes: https://github.com/celestiaorg/celestia-node/releases/tag/v0.27.5-arabica

Thank you,
Celestia Foundation