v0.57.0

Changelog

• 9ce670a Merge pull request #104 from mochow13/dependabot/go_modules/go.opentelemetry.io/otel/sdk-1.45.0
• 8ba4463 Merge pull request #106 from harryvgiunta/yolo-auto-provider
• b9cba6f Merge pull request #108 from mochow13/refactor/agentcore-facade
• 03768b0 chore(deps): bump go.opentelemetry.io/otel/sdk from 1.44.0 to 1.45.0
• 37d2eba chore(release): v0.57.0
• 6588a4c feat(agents): add worker subagent definition
• 508d2d7 feat(providers): refresh model registry
• 6d519e4 feat: add Yolo-Auto provider
• 533109d fix(llm): make stream event delivery cancel-safe
• 234b72a fix(subagents): report context cancel on closed stream
• 8aa4d93 refactor(llm): remove in-request context reducer
• 640ee75 refactor(repl): migrate headless and output to agentcore facade
• d9662b8 refactor(repl): migrate mechanical call sites to agentcore facade
• 391355b refactor(repl): migrate repl tests to agentcore facade
• b5778b0 refactor(repl): migrate stream layer to agentcore facade
• 9284d6e refactor(repl): migrate tooling and askuser tests to agentcore facade
• 3339e08 refactor(repl): rewire REPL through agentcore facade
• 78044a9 refactor: promote agentcore and appstate to internal