fix: $expire type in set_cookie()

It should be int.

Author: kenjis

system/HTTP/ResponseInterface.php

@@ -322,7 +322,7 @@ public function sendBody();
      *
      * @param array|string $name     Cookie name or array containing binds
      * @param string       $value    Cookie value
-     * @param string       $expire   Cookie expiration time in seconds
+     * @param int          $expire   Cookie expiration time in seconds
      * @param string       $domain   Cookie domain (e.g.: '.yourdomain.com')
      * @param string       $path     Cookie path (default: '/')
      * @param string       $prefix   Cookie name prefix
@@ -335,7 +335,7 @@ public function sendBody();
     public function setCookie(
         $name,
         $value = '',
-        $expire = '',
+        $expire = 0,
         $domain = '',
         $path = '/',
         $prefix = '',

system/HTTP/ResponseTrait.php

@@ -554,7 +554,7 @@ public function redirect(string $uri, string $method = 'auto', ?int $code = null
      *
      * @param array|Cookie|string $name     Cookie name / array containing binds / Cookie object
      * @param string              $value    Cookie value
-     * @param string              $expire   Cookie expiration time in seconds
+     * @param int                 $expire   Cookie expiration time in seconds
      * @param string              $domain   Cookie domain (e.g.: '.yourdomain.com')
      * @param string              $path     Cookie path (default: '/')
      * @param string              $prefix   Cookie name prefix ('': the default prefix)
@@ -567,7 +567,7 @@ public function redirect(string $uri, string $method = 'auto', ?int $code = null
     public function setCookie(
         $name,
         $value = '',
-        $expire = '',
+        $expire = 0,
         $domain = '',
         $path = '/',
         $prefix = '',
@@ -700,7 +700,7 @@ public function deleteCookie(string $name = '', string $domain = '', string $pat
         }
 
         if (! $found) {
-            $this->setCookie($name, '', '', $domain, $path, $prefix);
+            $this->setCookie($name, '', 0, $domain, $path, $prefix);
         }
 
         return $this;

system/Helpers/cookie_helper.php

@@ -26,7 +26,7 @@
      *
      * @param array|Cookie|string $name     Cookie name / array containing binds / Cookie object
      * @param string              $value    The value of the cookie
-     * @param string              $expire   The number of seconds until expiration
+     * @param int                 $expire   The number of seconds until expiration
      * @param string              $domain   For site-wide cookie. Usually: .yourdomain.com
      * @param string              $path     The cookie path
      * @param string              $prefix   The cookie prefix ('': the default prefix)
@@ -41,7 +41,7 @@
     function set_cookie(
         $name,
         string $value = '',
-        string $expire = '',
+        int $expire = 0,
         string $domain = '',
         string $path = '/',
         string $prefix = '',