Karmada graduated CNCF on Sept 8, 2026. We break down v1.19's priority scheduling and memory fixes, plus when to pair it with Cluster API in production.
LangChain 1.4 folds MCP support into langchain.mcp, replacing langchain-mcp-adapters. Migration guide, the MCPAdapter class, elicitation, and OAuth 2.1 setup.
Delta Lake 4.4 defaults to Spark 4.2 and breaks delta-iceberg compatibility. What changes with identity columns, VOID types, and Unity Catalog metric views.
KEDA 2.21 patches a TriggerAuthentication CVE and removes deprecated Temporal and Azure Pipelines scaler settings. The safe upgrade path from 2.20, which just went EOL.