Pick up the intended Chonkie version

Point Gemini Interactions cookbooks at the current model

Renamed gemini-3-flash-preview to gemini-3.5-flash across the Gemini Interactions cookbooks, so copied examples run against the current model ID instead of the preview name.

Cut multi-turn token costs with Gemini's Interactions API

A new GeminiInteractions model class builds on Google's stateful Interactions API, so agents can talk to the interactions endpoint directly instead of Gemini's generateContent.

Keep parent trace attribution correct when spans share a trace

A child agent's spans no longer overwrite the parent trace's session_id, agent_id, or team_id when both share a trace_id.