create exceptions

src/exceptions/BadRequestException.php

+<?php
+
+
+class BadRequestException extends Exception
+{
+    // Previous is previous exception that caused this exception to be thrown, so it can be traced and only be intercepted in view layer
+    public function __construct($message = "", $code = 0, Throwable $previous = null)
+  {
+    parent::__construct($message, $code, $previous);
+  }
+}
\ No newline at end of file

src/exceptions/MethodNotAllowedException.php

+<?php
+
+class MethodNotAllowedException extends Exception
+{
+    // Previous is previous exception that caused this exception to be thrown, so it can be traced and only be intercepted in view layer
+    public function __construct($message = "", $code = 0, Throwable $previous = null)
+  {
+    parent::__construct($message, $code, $previous);
+  }
+}
\ No newline at end of file