Why: PR #606 merged the sandbox interpreter fix and the authorized 8788 deployment is verified.
Evidence: main contains PR #606; run 3702 passed all required checks; deployed env doctor passed and local/external 8788 serve the new assets.
Impact: marks the task complete and archives its card without changing product code or submodule pins.
Refs: Agent-System-Dev PR #606
(cherry picked from commit 9e11eda11c)
