• Upgrade Databricks SQL Kernel to 1.0.0.
• Add JWT private-key M2M and Azure Entra authentication for kernel connections.
• Add oauth_token_cache_enabled for kernel U2M token caching.
• Forward kernel telemetry, socket timeout, OAuth, identity-federation, and row-limit settings.
• Preserve empty metadata filters and fix async statement telemetry.
• Lazy-load Apache Thrift for kernel and SEA connections.
• Deprecate SEA in favor of the kernel backend.