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

.agents/skills/lib_py/loop/eager.py

@@ -13,7 +13,7 @@ import sys
 from typing import List, Sequence
 
 # Framework version locked with framework constants
-FRAMEWORK_VERSION = "4.6.0"
+FRAMEWORK_VERSION = "4.7.0"
 
 CORE_MODULES: Sequence[str] = (
     # Standard library modules