Cube Core v0.28 — Batching and export buckets

The latest release of Cube Core v0.28 brings several improvements and changes to the developer experience, including enhancements to Cube Store, reliability improvements to database drivers, and a new Playground feature with improved search capabilities and support for Vue 3, among other exciting features. The release includes updates to query transformations, server settings, schema definitions, pre-aggregations, and driver configurations, all aimed at making it easier for developers to work with the platform. Notably, Redis configuration variables have been prefixed with CUBEJS_, and several breaking changes and deprecations have been made to improve performance and reliability.