Custom SMTP Settings (#561)

* Custom SMTP Settings

* Fix lint

* Custom SMTP add in Pricing plan

* Allow reset email settings

* improve custom SMTP using seprate abstract class

* test case for custom SMTP

* fix test case

* UI improvement

* add CASHIER_KEY in phpunit for testcase

* Attempt to fix tests

* Run pint and attempt to fix cache tests

* Fix user management tests

* Fix code linters

* Merged main & fix linting

---------

Co-authored-by: Julien Nahum <julien@nahum.net>

api/app/Rules/IntegrationLogicRule.php

@@ -156,7 +156,7 @@ class IntegrationLogicRule implements DataAwareRule, ValidationRule
 
     public function validate(string $attribute, mixed $value, Closure $fail): void
     {
-        if(!$this->passes($attribute, $value)) {
+        if (!$this->passes($attribute, $value)) {
             $fail($this->message());
         }
     }