Release v1.0.0 - Major security upgrade with Argon2id encryption

- Upgrade vault encryption from PBKDF2 (1000 iterations) to Argon2id
  (256MB memory, 8 iterations, 4 threads, ~3 second derivation)
- Add automatic migration from v1 to v2 vault format on unlock
- Add WebAssembly CSP support for hash-wasm Argon2id implementation
- Add NIP-42 relay authentication support for auth-required relays
- Add profile edit feature with pencil icon on identity page
- Add direct NIP-05 validation (removes NDK dependency for validation)
- Add deriving modal with progress timer during key derivation
- Add client tag "plebeian-signer" to profile events
- Fix modal colors (dark theme for visibility)
- Fix NIP-05 badge styling to include check/error indicator
- Add release zip packages for Chrome and Firefox

New files:
- projects/common/src/lib/helpers/argon2-crypto.ts
- projects/common/src/lib/helpers/websocket-auth.ts
- projects/common/src/lib/helpers/nip05-validator.ts
- projects/common/src/lib/components/deriving-modal/
- projects/{chrome,firefox}/src/app/components/profile-edit/
- releases/plebeian-signer-{chrome,firefox}-v1.0.0.zip

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

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

projects/firefox/public/edit.svg

@@ -0,0 +1,3 @@
+<svg width="24" height="24" viewBox="0 0 24 24" fill="none" xmlns="http://www.w3.org/2000/svg">
+<path d="M14.06 9L15 9.94L5.92 19H5V18.08L14.06 9ZM17.66 3C17.41 3 17.15 3.1 16.96 3.29L15.13 5.12L18.88 8.87L20.71 7.04C21.1 6.65 21.1 6 20.71 5.63L18.37 3.29C18.17 3.09 17.92 3 17.66 3ZM14.06 6.19L3 17.25V21H6.75L17.81 9.94L14.06 6.19Z" fill="currentColor"/>
+</svg>

projects/firefox/public/manifest.json

@@ -2,12 +2,15 @@
   "manifest_version": 3,
   "name": "Plebeian Signer",
   "description": "Nostr Identity Manager & Signer",
-  "version": "0.0.9",
+  "version": "1.0.0",
   "homepage_url": "https://git.mleku.dev/mleku/plebeian-signer",
   "options_page": "options.html",
   "permissions": [
     "storage"
   ],
+  "content_security_policy": {
+    "extension_pages": "script-src 'self' 'wasm-unsafe-eval'; object-src 'self'"
+  },
   "action": {
     "default_popup": "index.html",
     "default_icon": {