🚀 Prepare for dual PyPI/NPM release v4.0

- Fix version consistency (PyPI: 4.0.0, NPM: 4.0.3)
- Update license format to PEP 639 compliance
- Restore NPM package components (bin/ and package.json)
- Fix NPM package name to @superclaude-org/superclaude
- Add comprehensive RELEASE_INSTRUCTIONS.md
- Update .gitignore to include NPM files
- Ready for production release on both PyPI and NPM

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

setup/data/features.json

@@ -48,7 +48,7 @@
     "agents": {
       "name": "agents",
       "version": "4.0.0",
-      "description": "13 specialized AI agents with domain expertise and intelligent routing",
+      "description": "14 specialized AI agents with domain expertise and intelligent routing",
       "category": "agents",
       "dependencies": ["core"],
       "enabled": true,