The user authorized executing task 1 (infrastructure work to update Docker test configuration) while waiting for the Validator App review on PR #8.
All writes are strictly bounded to infrastructure files (Dockerfile, compose.yml) and ticket-008 metadata without write-scope overlap.
ticket-008 under infrastructure workstream.Dockerfile to python:3.12-alpine with test runner dependencies.compose.yml to run containerized tests with network isolation.project\governance-check.bat.SESSION_EXECUTION_AUTHORIZATION from user request.ticket-008 and updated metadata files.Dockerfile and compose.yml.