v1.0.0-rc.1

1.0.0-rc.1 (2026-03-20)

⚠ BREAKING CHANGES

• remove McpToolset constructors taking Optional parameters
• remove deprecated Example processor

Features

• add handling the a2a metadata in the RemoteA2AAgent; Add the enum type for the metadata keys (e51f911)
• add type-safe runAsync methods to BaseTool (b8cb7e2)
• Enhance LangChain4j to support MCP tools with parametersJsonSchema (2c71ba1)
• fixing context propagation for agent transfers (9a08076)
• Implement basic version of BigQuery Agent Analytics Plugin (c8ab0f9)
• init AGENTS.md file (7ebeb07)
• Propagating the otel context (8556d4a)
• remove McpToolset constructors taking Optional parameters (dbb1394)
• Return List instead of ImmutableList in CallbackUtil methods (8af5e03)
• update requestedAuthConfigs and its builder to be of general Map types (f145c74)
• Update return type of App.plugins() from ImmutableList to List (8ba4bfe)
• Update return type of toolsets() from ImmutableList to List (cd56902)
• update Session.state() and its builder to be of general Map types (4b9b99a)
• update stateDelta builder input to Map from ConcurrentMap (0d1e5c7)

Bug Fixes

• fix null handling in runAsyncImpl (567fdf0)
• improve processRequest_concurrentReadAndWrite_noException test case (4eb3613)
• include saveArtifact invocations in event chain (551c31f)
• prevent ConcurrentModificationException when session events are modified by another thread during iteration (fca43fb)
• Relaxing constraints for output schema (d7e03ee)
• Removing deprecated methods in Runner (0af82e6)
• Use ConcurrentHashMap in InvocationReplayState (94de7f1), closes #1009
• workaround for the client config streaming settings are not respected (#983) (3ba04d3)

Miscellaneous Chores

• remove deprecated Example processor (28a8cd0)
• set version to 1.0.0-rc.1 (dc5d794)