release(v4.7.0): bump framework and eight skills to 4.7.0 in lockstep; archive PR #29 reviews

Issue #21 items 4, 5, 7 (worktree helpers, review identity, acceptance
A1-A8), #20 test isolation, #27 .gitignore managed block, #28 host
portability. VERSIONS.md carries the entry; the eight review reports of
PR #29 (two rounds plus the codex re-review) are archived under
.agents/reports/<session>/.

Co-Authored-By: Claude Fable 5.1 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01VCgu9Fa9iT7TbJUSzdq4Ff

BOOTSTRAP.md

@@ -2,7 +2,7 @@
 
 This document guides you through the setup and initialization procedures required to adopt the `herdr_agent_orchestration` orchestration and messaging backplane workflow in a new project, enabling a new developer or agent to get up and running quickly.
 
-[![Version: v4.6.0](https://img.shields.io/badge/version-v4.6.0-blue.svg)](VERSIONS.md)
+[![Version: v4.7.0](https://img.shields.io/badge/version-v4.7.0-blue.svg)](VERSIONS.md)
 
 A new agent can follow the steps in this guide sequentially to establish a stable and reliable initial environment.