Release v1.0.1 - Improve CLAUDE.md documentation

- Add Vault Encryption section documenting Argon2id + AES-256-GCM scheme
- Document key derivation parameters (256MB memory, 4 threads, 8 iterations)
- Add Permission System section with reckless mode and whitelist info
- Update Angular version to 19, add Argon2Crypto to common library exports
- Expand SignerMetaHandler description with reckless mode and whitelist

Files modified:
- CLAUDE.md
- package.json

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

projects/firefox/public/manifest.json

@@ -2,7 +2,7 @@
   "manifest_version": 3,
   "name": "Plebeian Signer",
   "description": "Nostr Identity Manager & Signer",
-  "version": "1.0.0",
+  "version": "1.0.1",
   "homepage_url": "https://git.mleku.dev/mleku/plebeian-signer",
   "options_page": "options.html",
   "permissions": [