Upstream sync: 11 new commits (2026-03-30)

[edburns]

Automated Upstream Sync

There are 11 new commits in the official Copilot SDK since the last merge.

• Last merged commit: 40887393a9e687dacc141a645799441b0313ff15
• Upstream HEAD: 4c476fddcbbfaa8c833ad3488bee0f3ea237e7f9

Recent upstream commits

4c476fd feat: add session.getMetadata to all SDK languages (#899)
c9b998b Update Python docs to align with current code (#943)
f5516e2 feat: add async context manager support for CopilotClient and Copilot… (#475)
c70d632 Update runtime to 1.0.12-0 (#927)
3bcca2a Add VS Code launch config for debugging SDK/runtime (#925)
5b58582 Fix E2E tests after runtime update (#919)
84d4f9e Fix Python resume_session override test to not require auth (#918)
05f0253 Update @github/copilot to 1.0.11 (#916)
bd75b6d fix: update CopilotSession to handle workspace_path as os.PathLike and ensure proper initialization (#901)
864eab1 Session.SetModel shouldn't accept a variadic option (#904)
6c677af Improve go/rpc API (#905)

Instructions

Follow the agentic-merge-upstream prompt to port these changes to the Java SDK.

[copilot-swe-agent]

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