email-verification

[itsharrykim]

Summary

• Add email verification, password reset, and expired-token flows to the auth system
• Introduce auth token storage, migration updates, and related user model changes
• Update config, email helpers, middleware, templates, and i18n strings to support the new flows
• Expand handler, middleware, and utility test coverage for the new behavior

Testing

• Added and updated unit tests for config, auth handlers, middleware, and email utilities
• Verified the affected auth flows and templates through targeted local test coverage