* feat(pat): support batch chmod flows * feat: use server default agentCode for chmod * feat: surface tool auth metadata * feat: infer product grant auth metadata * chore: update coverage badge [skip ci] * feat(pat): summarize chmod output by default * chore: update coverage badge [skip ci] * fix(pat): preserve batch session metadata * fix(pat): align dry-run session and schema docs * chore(config): use public example MCP override URL * fix(pat): align chmod session env handling --------- Co-authored-by: shangguanxuan.sgx <shangguanxuan.sgx@alibaba-inc.com> Co-authored-by: github-actions[bot] <github-actions[bot]@users.noreply.github.com>