- added 2fa authentication during login. see resources/js/Pages/Auth/login.vue

- added validate() method inside app/Srvices/TwoFactorProvider.ts
- added twoFactorChallenge() method inside app/Controllers/Http/Auth/AuthController.ts for logging in via 2fa-code

app/Services/TwoFactorAuthProvider.ts

@@ -105,7 +105,7 @@ class TwoFactorAuthProvider {
     public async enable(user: User, token: string): Promise<boolean> {
         const isValid = verifyToken(user.twoFactorSecret as string, token, 1);
         if (!isValid) {
-        	return false;
+            return false;
         }
         user.state = TotpState.STATE_ENABLED;
         if (await user.save()) {
@@ -113,6 +113,14 @@ class TwoFactorAuthProvider {
         }
         return false;
     }
+
+    public async validate(user: User, token: string): Promise<boolean> {
+        const isValid = verifyToken(user.twoFactorSecret as string, token, 1);
+        if (isValid) {
+            return true;
+        }
+        return false;
+    }
 }
 
 export default new TwoFactorAuthProvider();