feat: implement premium Email 2FA authentication integrated with auth flow

app/Models/User.php

@@ -16,8 +16,8 @@ use Spatie\Permission\Traits\HasRoles;
 use Spatie\Activitylog\Traits\LogsActivity;
 use Spatie\Activitylog\LogOptions;
 
-#[Fillable(['first_name', 'last_name', 'email', 'phone', 'bio', 'password', 'status', 'avatar_url', 'meta', 'two_factor_secret', 'two_factor_recovery_codes', 'two_factor_confirmed_at'])]
-#[Hidden(['password', 'remember_token', 'two_factor_secret', 'two_factor_recovery_codes'])]
+#[Fillable(['first_name', 'last_name', 'email', 'phone', 'bio', 'password', 'status', 'avatar_url', 'meta', 'two_factor_secret', 'two_factor_recovery_codes', 'two_factor_confirmed_at', 'email_2fa_enabled', 'email_2fa_code', 'email_2fa_expires_at'])]
+#[Hidden(['password', 'remember_token', 'two_factor_secret', 'two_factor_recovery_codes', 'email_2fa_code'])]
 class User extends Authenticatable
 {
     /** @use HasFactory<UserFactory> */
@@ -66,6 +66,8 @@ class User extends Authenticatable
             'password' => 'hashed',
             'meta' => 'array',
             'status' => 'string',
+            'email_2fa_enabled' => 'boolean',
+            'email_2fa_expires_at' => 'datetime',
         ];
     }