docs: add awk-posix-compat skill from /vibeguard:learn

fix: GO-08 defer-in-loop guard BSD awk compat + portability check

fix: doc-freshness-check REPO_DIR path after move to scripts/verify/

fix: update doc-freshness-check path in CI

fix: resolve CI failures — stale doc refs, worktree gitlinks, codex hook permission

release: v1.1.0

add hook health snapshot and guard fixes

remove legacy mcp and publish pipeline

docs: update CHANGELOG with all changes since v1.0.0

refactor: remove unused components and move README_CN

refactor: remove empty JS/TS stubs and typescript devDependency

refactor: reorganize root directory structure

fix: disable skills-loader by default

refactor: split setup targets by platform

refactor: remove unused MCP server, replace with direct guard scripts