Cube Core v0.36 — Playground 2.0, custom granularities, query pushdown

Cube Core version 0.36 has been released, featuring long-awaited enhancements such as Playground 2.0 and Chart Prototyping, custom granularities for time dimensions, query pushdown in the SQL API, streaming mode in the SQL API, and performance optimizations in Cube Store. Additionally, some previously deprecated features have been removed, including Redis support for in-memory cache and queue, and the /v1/run-scheduled-refresh endpoint. The documentation has also expanded to cover these changes.