diff --git a/src/Application/Application.php b/src/Application/Application.php
index 6571268e..d6c3c93d 100644
--- a/src/Application/Application.php
+++ b/src/Application/Application.php
@@ -422,4 +422,31 @@ public function __invoke(...$params): mixed
 
         return $this->capsule->bind($params[0], $params[1]);
     }
+
+    /**
+     * Send the application response
+     *
+     * @return void
+     */
+    public function send(): void
+    {
+        $this->run();
+    }
+
+    /**
+     * Delegate method calls to the router
+     *
+     * @param  string $method
+     * @param  array  $args
+     * @return mixed
+     * @throws ApplicationException
+     */
+    public function __call(string $method, array $args): mixed
+    {
+        if (!method_exists($this->router, $method)) {
+            throw new ApplicationException("Method [$method] does not exist in Application.");
+        }
+
+        return call_user_func_array([$this->router, $method], $args);
+    }
 }
diff --git a/src/Security/Tokenize.php b/src/Security/Tokenize.php
index f8079f74..ca67d079 100644
--- a/src/Security/Tokenize.php
+++ b/src/Security/Tokenize.php
@@ -24,7 +24,7 @@ class Tokenize
      * @return ?array
      * @throws SessionException
      */
-    public static function csrf(int $time = null): ?array
+    public static function csrf(?int $time = null): ?array
     {
         static::makeCsrfToken($time);
 
@@ -53,9 +53,9 @@ public static function makeCsrfToken(?int $time = null): bool
         Session::getInstance()->add(
             '__bow.csrf',
             [
-            'token' => $token,
-            'expire_at' => time() + static::$expire_at,
-            'field' => '<input type="hidden" name="_token" value="' . $token . '"/>'
+                'token' => $token,
+                'expire_at' => time() + static::$expire_at,
+                'field' => '<input type="hidden" name="_token" value="' . $token . '"/>'
             ]
         );
 
@@ -114,7 +114,7 @@ public static function verify(string $token, bool $strict = false): bool
      * @return bool
      * @throws SessionException
      */
-    public static function csrfExpired(int $time = null): bool
+    public static function csrfExpired(?int $time = null): bool
     {
         if (Session::getInstance()->has('__bow.csrf')) {
             return false;
diff --git a/src/Session/Session.php b/src/Session/Session.php
index 5b29fa10..c4d8eff5 100644
--- a/src/Session/Session.php
+++ b/src/Session/Session.php
@@ -71,12 +71,12 @@ private function __construct(array $config)
         // We merge configuration
         $this->config = array_merge(
             [
-            'name' => 'Bow',
-            'path' => '/',
-            'domain' => null,
-            'secure' => false,
-            'httponly' => false,
-            'save_path' => null,
+                'name' => 'Bow',
+                'path' => '/',
+                'domain' => null,
+                'secure' => false,
+                'httponly' => false,
+                'save_path' => null,
             ],
             $config
         );
@@ -214,18 +214,22 @@ private function generateId(): string
     }
 
     /**
-     * Set session cookie params
+     * Set session cookie parameters
      *
      * @return void
      */
     private function setCookieParameters(): void
     {
+        $domain = $this->config['domain'] ?? null;
+        $secure = (bool)$this->config["secure"];
+        $httponly = (bool)$this->config["httponly"];
+
         session_set_cookie_params(
             (int)$this->config["lifetime"],
             $this->config["path"],
-            $this->config['domain'],
-            $this->config["secure"],
-            $this->config["httponly"]
+            $domain,
+            $secure,
+            $httponly
         );
     }
 
diff --git a/src/Storage/Service/DiskFilesystemService.php b/src/Storage/Service/DiskFilesystemService.php
index 38e4c7d6..361549a0 100644
--- a/src/Storage/Service/DiskFilesystemService.php
+++ b/src/Storage/Service/DiskFilesystemService.php
@@ -57,7 +57,7 @@ public function getBaseDirectory(): string
      *
      * @return array|bool|string
      */
-    public function store(UploadedFile $file, $location = null, array $option = []): array|bool|string
+    public function store(UploadedFile $file, string|array|null $location = null, array $option = []): array|bool|string
     {
         if (is_array($location)) {
             $option = $location;
diff --git a/src/Support/helpers.php b/src/Support/helpers.php
index b864a9e1..a5aacf09 100644
--- a/src/Support/helpers.php
+++ b/src/Support/helpers.php
@@ -136,7 +136,7 @@ function request(): Request
      * @return DB
      * @throws ConnectionException
      */
-    function db(string $name = null, callable $cb = null): DB
+    function db(?string $name = null, ?callable $cb = null): DB
     {
         if (func_num_args() == 0) {
             return DB::getInstance();
@@ -195,7 +195,7 @@ function view(string $template, int|array $data = [], int $code = 200): View
      * @throws     ConnectionException
      * @deprecated
      */
-    function table(string $name, string $connexion = null): QueryBuilder
+    function table(string $name, ?string $connexion = null): QueryBuilder
     {
         if (is_string($connexion)) {
             db($connexion);
@@ -213,7 +213,7 @@ function table(string $name, string $connexion = null): QueryBuilder
      * @param  string|null $name
      * @return int
      */
-    function get_last_insert_id(string $name = null): int
+    function get_last_insert_id(?string $name = null): int
     {
         return DB::lastInsertId($name);
     }
@@ -228,7 +228,7 @@ function get_last_insert_id(string $name = null): int
      * @return Bow\Database\QueryBuilder
      * @throws ConnectionException
      */
-    function db_table(string $name, string $connexion = null): QueryBuilder
+    function db_table(string $name, ?string $connexion = null): QueryBuilder
     {
         if (is_string($connexion)) {
             db($connexion);
@@ -362,7 +362,7 @@ function sep(): string
      * @return ?array
      * @throws SessionException
      */
-    function create_csrf_token(int $time = null): ?array
+    function create_csrf_token(?int $time = null): ?array
     {
         return Tokenize::csrf($time);
     }
@@ -463,7 +463,7 @@ function verify_csrf(string $token, bool $strict = false): bool
      * @return bool
      * @throws SessionException
      */
-    function csrf_time_is_expired(string $time = null): bool
+    function csrf_time_is_expired(?string $time = null): bool
     {
         return Tokenize::csrfExpired($time);
     }
@@ -580,7 +580,7 @@ function get_header(string $key): ?string
      * @param  string|null $path
      * @return Redirect
      */
-    function redirect(string $path = null): Redirect
+    function redirect(?string $path = null): Redirect
     {
         $redirect = Redirect::getInstance();
 
@@ -600,7 +600,7 @@ function redirect(string $path = null): Redirect
      * @param  array             $parameters
      * @return string
      */
-    function url(string|array $url = null, array $parameters = []): string
+    function url(string|array|null $url = null, array $parameters = []): string
     {
         $current = trim(request()->url(), '/');
 
@@ -783,9 +783,9 @@ function flash(string $key, string $message): mixed
      * @return MailAdapterInterface|bool
      */
     function email(
-        string $view = null,
+        ?string $view = null,
         array $data = [],
-        callable $cb = null
+        ?callable $cb = null
     ): MailAdapterInterface|bool {
         if ($view === null) {
             return Mail::getInstance();
@@ -820,7 +820,7 @@ function raw_email(string $to, string $subject, string $message, array $headers
      * @return mixed
      * @throws SessionException
      */
-    function session(array|string $value = null, mixed $default = null): mixed
+    function session(array|string|null $value = null, mixed $default = null): mixed
     {
         if ($value == null) {
             return Session::getInstance();
@@ -849,7 +849,7 @@ function session(array|string $value = null, mixed $default = null): mixed
      * @return string|array|object|null
      */
     function cookie(
-        string $key = null,
+        ?string $key = null,
         mixed $data = null,
         int $expiration = 3600
     ): string|array|object|null {
@@ -990,7 +990,7 @@ function app_file_system(string $disk): DiskFilesystemService
      * @return mixed
      * @throws ErrorException
      */
-    function cache(string $key = null, mixed $value = null, int $ttl = null): mixed
+    function cache(?string $key = null, mixed $value = null, ?int $ttl = null): mixed
     {
         $instance = Cache::getInstance();
 
@@ -1039,7 +1039,7 @@ function app_now(): Carbon
      * @param  mixed  $hash_value
      * @return bool|string
      */
-    function app_hash(string $data, string $hash_value = null): bool|string
+    function app_hash(string $data, ?string $hash_value = null): bool|string
     {
         if (!is_null($hash_value)) {
             return Hash::check($data, $hash_value);
@@ -1058,7 +1058,7 @@ function app_hash(string $data, string $hash_value = null): bool|string
      * @return     bool|string
      * @deprecated
      */
-    function bow_hash(string $data, string $hash_value = null): bool|string
+    function bow_hash(string $data, ?string $hash_value = null): bool|string
     {
         return app_hash($data, $hash_value);
     }
@@ -1074,7 +1074,7 @@ function bow_hash(string $data, string $hash_value = null): bool|string
      * @return string|Translator
      */
     function app_trans(
-        string $key = null,
+        ?string $key = null,
         array $data = [],
         bool $choose = false
     ): string|Translator {