feat: implement address password authentication feature (#731)

* feat: implement address password authentication feature

- Add password field to address table for storing hashed passwords
- Implement address authentication APIs (login, change password)
- Add automatic password generation for new addresses
- Support password login alongside credential login in frontend
- Add password management in account settings and admin panel
- Add ENABLE_ADDRESS_PASSWORD environment variable for feature control
- Update documentation and i18n support
- Enhance security with SHA-256 password hashing

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

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

* feat: upgrade dependencies

---------

Co-authored-by: Claude <noreply@anthropic.com>

vitepress-docs/package.json

@@ -4,9 +4,9 @@
   "version": "1.0.6",
   "type": "module",
   "devDependencies": {
-    "@types/node": "^24.4.0",
+    "@types/node": "^24.5.2",
     "vitepress": "^1.6.4",
-    "wrangler": "^4.37.0"
+    "wrangler": "^4.40.1"
   },
   "scripts": {
     "dev": "vitepress dev docs",