v3.8.2: Optimize AGENTS.md per official spec (442→134 lines, 70% reduction)

- Unify all AGENTS.md to single canonical format (root = packages/musubix)
- Delete .github/AGENTS.md (non-standard location per agents.md spec)
- Commands-first layout, 3-tier Boundaries (Always/Ask/Never)
- Move MCP tool list and best practices to CLAUDE.md
- Based on: agents.md spec, GitHub Blog 2,500+ repos analysis

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

Author: hisaho

.github/AGENTS.md

@@ -5,6 +5,17 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+## [3.8.2] - 2026-02-08
+
+### Changed
+
+- **AGENTS.md最適化** - 公式仕様準拠 (442行→134行, **70%削減**)
+  - コマンド先頭配置、3段階Boundaries (Always/Ask/Never)
+  - MCPツール一覧・ベストプラクティスはCLAUDE.mdに委譲
+  - `.github/AGENTS.md` 削除（公式仕様外の配置）
+  - `/AGENTS.md` と `packages/musubix/AGENTS.md` を完全統一
+  - 参考: [agents.md spec](https://agents.md/), [GitHub Blog - 2,500+ repos analysis](https://github.blog/ai-and-ml/github-copilot/how-to-write-a-great-agents-md-lessons-from-over-2500-repositories/)
+
 ## [3.8.1] - 2026-02-08
 
 ### Fixed

AGENTS.md

@@ -1,6 +1,6 @@
 {
   "name": "musubix",
-  "version": "3.8.1",
+  "version": "3.8.2",
   "description": "Neuro-Symbolic AI Coding System - Git-Native Knowledge Integration",
   "type": "module",
   "workspaces": [

CHANGELOG.md

@@ -1,6 +1,6 @@
 {
   "name": "@nahisaho/musubix-agent-orchestrator",
-  "version": "3.8.1",
+  "version": "3.8.2",
   "description": "MUSUBIX Agent Orchestrator - Subagent Management and Task Decomposition",
   "type": "module",
   "main": "./dist/index.js",

package.json

@@ -1,6 +1,6 @@
 {
   "name": "@nahisaho/musubix-assistant-axis",
-  "version": "3.8.1",
+  "version": "3.8.2",
   "description": "Persona Drift Detection & Identity Stabilization for MUSUBIX - Based on Assistant Axis research",
   "type": "module",
   "main": "./dist/index.js",

packages/agent-orchestrator/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@nahisaho/musubix-codegraph",
-  "version": "3.8.1",
+  "version": "3.8.2",
   "description": "MUSUBIX CodeGraph - Multi-language Code Graph Analysis Engine supporting 16 programming languages with PR generation",
   "type": "module",
   "main": "dist/index.js",

packages/assistant-axis/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@nahisaho/musubix-core",
-  "version": "3.8.1",
+  "version": "3.8.2",
   "description": "MUSUBIX Core Library - Neuro-Symbolic Integration Engine",
   "type": "module",
   "main": "./dist/index.js",

packages/codegraph/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@musubix/decisions",
-  "version": "3.8.1",
+  "version": "3.8.2",
   "description": "ADR (Architecture Decision Records) Manager for MUSUBIX",
   "type": "module",
   "main": "dist/index.js",

packages/core/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@nahisaho/musubix-deep-research",
-  "version": "3.8.1",
+  "version": "3.8.2",
   "description": "Deep Research Integration - Iterative search-read-reason cycle for AI agents",
   "type": "module",
   "main": "./dist/index.js",