Eino: v0.4.*-compose optimization

Version Overview

v0.4.0 mainly optimized Graph orchestration capabilities, removed the GetState method, and enabled default eager execution mode for AllPredecessor trigger mode.

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v0.4.0

Release Date: 2025-07-25

Breaking Changes

• Removed GetState method: Graph no longer supports the GetState method, state management needs to be implemented through other mechanisms

New Features

• AllPredecessor mode defaults to Eager Execution: Graphs using AllPredecessor trigger mode now default to eager execution strategy, improving execution efficiency

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v0.4.1 - v0.4.8 Main Updates

Feature Enhancements

• Support using JSONSchema to describe tool parameters (#402)
• ToJSONSchema() compatible with OpenAPIV3 to JSONSchema conversion (#418)
• React Agent added WithTools convenience function (#435)
• Support printing reasoning content (#436)
• Added PromptTokenDetails definition (#377)

Bug Fixes

• Fixed subgraph saving state from parent graph incorrectly (#389)
• Fixed branch input type being interface with nil value handling (#403)
• Fixed toolCallChecker using wrong context in flow_react (#373)
• Fixed edge handlers only parsing when successor ready (#438)
• Fixed error reporting when end node is skipped (#411)
• Optimized stream wrapper error handling (#409)