Reference implementation sync: 4 new commits (2026-04-25)

[edburns]

Automated Reference Implementation Sync

There are 4 new commits in the official Copilot SDK since the last merge.

• Last merged commit: 922959f4a7b83509c3620d4881733c6c5677f00c
• Reference implementation HEAD: dd2dcbc439256acfb9feb2cff07c0b9c820091b8

Recent reference implementation commits

dd2dcbc Per-session GitHub authentication for all SDK languages, plus update runtime and permissions to match (#1124)
b4ef955 Add configurable session idle timeout option (#1093)
a3e273c SessionFs structured error contract and codegen changes
b1b0df5 feat: add per-agent tool visibility via defaultAgent.excludedTools (#1098)

Instructions

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

[github-actions]

Superseded by a newer reference implementation sync check.