What's Changed

• fix: #1764 enable developers to pass custom reasoning effort for LiteLLM providers by @seratch in #1972
• ci: make format required (devs should run make format before committing) by @filintod in #1979
• Fix: Add empty checks for reasoning content arrays in stream handler by @gn00295120 in #1982
• fix: #1942 Enable async tool calling in Realtime sessions by @seratch in #1984
• Fix #1559: Handle empty choices array in LiteLLM model (same as PR #935) by @gn00295120 @ihower in #1981
• v0.4.2 by @seratch in #1988

Full Changelog: v0.4.1...v0.4.2