diff --git a/app/Events/TaskCreate.php b/app/Events/TaskCreate.php
new file mode 100644
index 0000000..e51dff2
--- /dev/null
+++ b/app/Events/TaskCreate.php
@@ -0,0 +1,28 @@
+<?php
+
+namespace App\Events;
+
+use Illuminate\Broadcasting\Channel;
+use Illuminate\Broadcasting\InteractsWithSockets;
+use Illuminate\Broadcasting\PresenceChannel;
+use Illuminate\Broadcasting\PrivateChannel;
+use Illuminate\Contracts\Broadcasting\ShouldBroadcast;
+use Illuminate\Foundation\Events\Dispatchable;
+use Illuminate\Queue\SerializesModels;
+
+class TaskCreate
+{
+    use Dispatchable, InteractsWithSockets, SerializesModels;
+
+    public $message;
+
+    /**
+     * Create a new event instance.
+     *
+     * @return void
+     */
+    public function __construct($message)
+    {
+        $this->message = $message;
+    }
+}
diff --git a/app/Events/TaskUpdate.php b/app/Events/TaskUpdate.php
new file mode 100644
index 0000000..91e18bd
--- /dev/null
+++ b/app/Events/TaskUpdate.php
@@ -0,0 +1,28 @@
+<?php
+
+namespace App\Events;
+
+use Illuminate\Broadcasting\Channel;
+use Illuminate\Broadcasting\InteractsWithSockets;
+use Illuminate\Broadcasting\PresenceChannel;
+use Illuminate\Broadcasting\PrivateChannel;
+use Illuminate\Contracts\Broadcasting\ShouldBroadcast;
+use Illuminate\Foundation\Events\Dispatchable;
+use Illuminate\Queue\SerializesModels;
+
+class TaskUpdate
+{
+    use Dispatchable, InteractsWithSockets, SerializesModels;
+
+    public $message;
+
+    /**
+     * Create a new event instance.
+     *
+     * @return void
+     */
+    public function __construct($message)
+    {
+        $this->message = $message;
+    }
+}
diff --git a/app/Listeners/TaskCreateNotif.php b/app/Listeners/TaskCreateNotif.php
new file mode 100644
index 0000000..3bba2d8
--- /dev/null
+++ b/app/Listeners/TaskCreateNotif.php
@@ -0,0 +1,104 @@
+<?php
+
+namespace App\Listeners;
+
+use App\Events\TaskCreate;
+use App\Models\Task;
+use App\Models\User;
+use App\Notifications\DBNotification;
+use App\Notifications\FcmNotification;
+use App\Notifications\MailNotification;
+use Illuminate\Support\Facades\Notification;
+
+class TaskCreateNotif
+{
+    /**
+     * Create the event listener.
+     *
+     * @return void
+     */
+    public function __construct()
+    {
+        //
+    }
+
+    /**
+     * Handle the event.
+     *
+     * @param  TaskCreate  $event
+     * @return void
+     */
+    public function handle(TaskCreate $event)
+    {
+        $payload = $event->message;
+
+        if ($payload->data->original->assignee_id !== null) {
+            $this->assigneeNotifHandler($payload);
+        }
+        if ($payload->data->original->approver_id !== null) {
+            $this->approverNotifHandler($payload);
+        }
+    }
+
+    public function assigneeNotifHandler($payload) {
+        $user = User::findOrFail($payload->data->original->assignee_id);
+        $task = Task::findOrFail($payload->data->original->id);
+
+        $notif = $this->makeNotif($payload, 'assignee', ['task' => $task->title]);
+
+        $this->sendNotifications($user, $notif);
+    }
+
+    public function approverNotifHandler($payload) {
+        $user = User::findOrFail($payload->data->original->approver_id);
+        $task = Task::findOrFail($payload->data->original->id);
+
+        $notif = $this->makeNotif($payload, 'approver', ['task' => $task->title]);
+
+        $this->sendNotifications($user, $notif);
+    }
+
+    /**
+     * Make notification object
+     *
+     * @param $payload
+     * @param null $route
+     * @param array $options
+     * @return array
+     */
+    public function makeNotif($payload, $route = null, $options = []) {
+        $route = $route == null ? "" : $route.'.';
+        return [
+            'greeting' => $this->getMessageLine($payload, $route.'greeting'),
+            'subject' => $this->getMessageLine($payload, $route.'subject'),
+            'title' => $this->getMessageLine($payload, $route.'title'),
+            'body' => $this->getMessageLine($payload, $route.'body', $options)
+        ];
+    }
+
+    /**
+     * Fetch message from notifications lang file
+     *
+     * @param $payload
+     * @param $key
+     * @param null $options
+     * @return array|\Illuminate\Contracts\Foundation\Application|\Illuminate\Contracts\Translation\Translator|string|null
+     *
+     */
+    public function getMessageLine($payload, $key, $options = [])
+    {
+        return __('notification.'.$payload->data->table_name.'.'.enum('cruds.inverse.'.$payload->data->crud_id.'.singular_name').'.'.$key, $options);
+    }
+
+    /**
+     * Call notifications
+     *
+     * @param $users
+     * @param $notif
+     */
+    public function sendNotifications($users, $notif) {
+        Notification::send($users, new MailNotification($notif));
+        Notification::send($users, new DBNotification($notif));
+        Notification::send($users, new FcmNotification($notif));
+    }
+}
diff --git a/app/Listeners/TaskUpdateNotif.php b/app/Listeners/TaskUpdateNotif.php
new file mode 100644
index 0000000..118036c
--- /dev/null
+++ b/app/Listeners/TaskUpdateNotif.php
@@ -0,0 +1,155 @@
+<?php
+
+namespace App\Listeners;
+
+use App\Events\TaskUpdate;
+use App\Models\Task;
+use App\Models\User;
+use App\Notifications\DBNotification;
+use App\Notifications\FcmNotification;
+use App\Notifications\MailNotification;
+use Illuminate\Support\Facades\Notification;
+
+class TaskUpdateNotif
+{
+    /**
+     * Create the event listener.
+     *
+     * @return void
+     */
+    public function __construct()
+    {
+        //
+    }
+
+    /**
+     * Handle the event.
+     *
+     * @param  TaskUpdate  $event
+     * @return void
+     */
+    public function handle(TaskUpdate $event)
+    {
+        $payload = $event->message;
+        if (isset($payload->data->diff->assignee_id)) {
+            $this->assigneeNotifHandler($payload);
+        }
+        if (isset($payload->data->diff->approver_id)) {
+            $this->approverNotifHandler($payload);
+        }
+        if (isset($payload->data->diff->completed_at)) {
+            $this->completedNotifHandler($payload);
+        }
+        if (isset($payload->data->diff->ready_to_test)) {
+            $this->readyNotifHandler($payload);
+        }
+    }
+
+    public function assigneeNotifHandler($payload) {
+        $user = User::findOrFail($payload->data->diff->assignee_id);
+        $task = Task::findOrFail($payload->data->original->id);
+
+        $notif = $this->makeNotif($payload, 'assignee', ['task' => $task->title]);
+
+        $this->sendNotifications($user, $notif);
+    }
+
+    public function approverNotifHandler($payload) {
+        $user = User::findOrFail($payload->data->diff->approver_id);
+        $task = Task::findOrFail($payload->data->original->id);
+
+        $notif = $this->makeNotif($payload, 'approver', ['task' => $task->title]);
+
+        $this->sendNotifications($user, $notif);
+    }
+
+    public function completedNotifHandler($payload){
+        $task = Task::findOrFail($payload->data->original->id);
+        $user_ids = array_filter([
+            $task->approver_id,
+            $task->assignee_id,
+            $task->creator_id
+        ]);
+        $user_ids = array_unique(array_merge($user_ids, $task->watchers));
+
+        $users = User::whereIn('id', $user_ids)->where('id', '!=', auth()->id())->get();
+
+        $notif = $this->makeNotif($payload, 'completed', ['task' => $task->title]);
+
+        $this->sendNotifications($users, $notif);
+    }
+
+    public function readyNotifHandler($payload)
+    {
+        $task = Task::findOrFail($payload->data->original->id);
+        $user_ids = array_unique(array_filter([
+            $task->approver_id,
+            $task->assignee_id,
+            $task->creator_id
+        ]));
+
+        $users = User::whereIn('id', $user_ids)->where('id', '!=', auth()->id())->get();
+
+        $notif = $this->makeNotif($payload, 'ready', ['task' => $task->title]);
+
+        $this->sendNotifications($users, $notif);
+    }
+
+    /**
+     * Make notification object
+     *
+     * @param $payload
+     * @param null $route
+     * @param array $options
+     * @return array
+     */
+    public function makeNotif($payload, $route = null, $options = []) {
+        $route = $route == null ? "" : $route.'.';
+        return [
+            'greeting' => $this->getMessageLine($payload, $route.'greeting'),
+            'subject' => $this->getMessageLine($payload, $route.'subject'),
+            'title' => $this->getMessageLine($payload, $route.'title'),
+            'body' => $this->getMessageLine($payload, $route.'body', $options)
+        ];
+    }
+
+    /**
+     * Fetch message from notifications lang file
+     *
+     * @param $payload
+     * @param $key
+     * @param null $options
+     * @return array|\Illuminate\Contracts\Foundation\Application|\Illuminate\Contracts\Translation\Translator|string|null
+     *
+     */
+    public function getMessageLine($payload, $key, $options = [])
+    {
+        return __('notification.'.$payload->data->table_name.'.'.enum('cruds.inverse.'.$payload->data->crud_id.'.singular_name').'.'.$key, $options);
+    }
+
+    /**
+     * Call notifications
+     *
+     * @param $users
+     * @param $notif
+     */
+    public function sendNotifications($users, $notif) {
+//        switch ($level) {
+//            case "emergency":
+////                Notification::send($users, new SmsNotification($notif));
+//            case "critical":
+//                Notification::send($users, new MailNotification($notif));
+//            case "high":
+//                Notification::send($users, new DBNotification($notif));
+//            case "medium":
+//                Notification::send($users, new FcmNotification($notif));
+//            case "low":
+////                Notification::send($users, new SocketNotification($notif));
+//            default:
+////                Notification::send($users, new SocketNotification($notif));
+//        }
+        Notification::send($users, new MailNotification($notif));
+        Notification::send($users, new DBNotification($notif));
+        Notification::send($users, new FcmNotification($notif));
+    }
+}
diff --git a/app/Providers/EventServiceProvider.php b/app/Providers/EventServiceProvider.php
index de6d034..cdd86b4 100644
--- a/app/Providers/EventServiceProvider.php
+++ b/app/Providers/EventServiceProvider.php
@@ -6,10 +6,14 @@ use App\Events\ProjectUserCreate;
 use App\Events\TagCreate;
 use App\Events\ModelSaved;
 use App\Events\BusinessUpdate;
+use App\Events\TaskCreate;
+use App\Events\TaskUpdate;
 use App\Listeners\NotifHandler;
 use App\Listeners\ProjectUserCreateNotif;
 use App\Listeners\TagCreateNotif;
 use App\Events\BusinessUserCreate;
+use App\Listeners\TaskCreateNotif;
+use App\Listeners\TaskUpdateNotif;
 use Illuminate\Auth\Events\Registered;
 use App\Listeners\ActivityRegistration;
 use App\Listeners\BusinessUpdateListener;
@@ -44,6 +48,12 @@ class EventServiceProvider extends ServiceProvider
         BusinessUpdate::class => [
             BusinessUpdateListener::class,
         ],
+        TaskCreate::class => [
+            TaskCreateNotif::class,
+        ],
+        TaskUpdate::class => [
+            TaskUpdateNotif::class,
+        ],
     ];
 
     /**
diff --git a/app/Providers/RouteServiceProvider.php b/app/Providers/RouteServiceProvider.php
index 927be5d..dc58891 100644
--- a/app/Providers/RouteServiceProvider.php
+++ b/app/Providers/RouteServiceProvider.php
@@ -38,14 +38,14 @@ class RouteServiceProvider extends ServiceProvider
         $this->configureRateLimiting();
 
         $this->routes(function () {
-            Route::prefix('api')
+            Route::prefix('user/v1')
                 ->middleware('api')
                 ->namespace($this->namespace)
                 ->group(base_path('routes/api.php'));
 
-            Route::middleware('web')
-                ->namespace($this->namespace)
-                ->group(base_path('routes/web.php'));
+            // Route::middleware('web')
+            //     ->namespace($this->namespace)
+            //     ->group(base_path('routes/web.php'));
         });
     }
 
diff --git a/app/Utilities/HelperClass/NotificationHelper.php b/app/Utilities/HelperClass/NotificationHelper.php
new file mode 100644
index 0000000..4231cbe
--- /dev/null
+++ b/app/Utilities/HelperClass/NotificationHelper.php
@@ -0,0 +1,72 @@
+<?php
+
+
+namespace App\Utilities\HelperClass;
+
+
+use App\Notifications\DBNotification;
+use App\Notifications\FcmNotification;
+use App\Notifications\MailNotification;
+use Illuminate\Support\Facades\Notification;
+
+class NotificationHelper
+{
+    /**
+     * Make notification object
+     *
+     * @param $payload
+     * @param null $route
+     * @param array $options
+     * @return array
+     */
+    public function makeNotif($payload, $route = null, $options = []) {
+        $route = $route == null ? "" : $route.'.';
+        return [
+            'greeting' => $this->getMessageLine($payload, $route.'greeting'),
+            'subject' => $this->getMessageLine($payload, $route.'subject'),
+            'title' => $this->getMessageLine($payload, $route.'title'),
+            'body' => $this->getMessageLine($payload, $route.'body', $options)
+        ];
+    }
+
+    /**
+     * Fetch message from notifications lang file
+     *
+     * @param $payload
+     * @param $key
+     * @param null $options
+     * @return array|\Illuminate\Contracts\Foundation\Application|\Illuminate\Contracts\Translation\Translator|string|null
+     *
+     */
+    public function getMessageLine($payload, $key, $options = [])
+    {
+        return __('notification.'.$payload->data->table_name.'.'.enum('cruds.inverse.'.$payload->data->crud_id.'.singular_name').'.'.$key, $options);
+    }
+
+    /**
+     * Call notifications
+     *
+     * @param $users
+     * @param $notif
+     */
+    public function sendNotifications($users, $notif) {
+//        switch ($level) {
+//            case "emergency":
+////                Notification::send($users, new SmsNotification($notif));
+//            case "critical":
+//                Notification::send($users, new MailNotification($notif));
+//            case "high":
+//                Notification::send($users, new DBNotification($notif));
+//            case "medium":
+//                Notification::send($users, new FcmNotification($notif));
+//            case "low":
+////                Notification::send($users, new SocketNotification($notif));
+//            default:
+////                Notification::send($users, new SocketNotification($notif));
+//        }
+        Notification::send($users, new MailNotification($notif));
+        Notification::send($users, new DBNotification($notif));
+        Notification::send($users, new FcmNotification($notif));
+    }
+
+}
diff --git a/bootstrap/app.php b/bootstrap/app.php
index fdcb8bd..037e17d 100644
--- a/bootstrap/app.php
+++ b/bootstrap/app.php
@@ -52,11 +52,4 @@ $app->singleton(
 |
 */
 
-$app->router->group([
-    'namespace' => 'App\Http\Controllers',
-    'prefix' => '/user/v1/'
-], function ($router) {
-    require __DIR__.'/../routes/api.php';
-});
-
 return $app;
diff --git a/config/app.php b/config/app.php
index d517cdc..57ba658 100644
--- a/config/app.php
+++ b/config/app.php
@@ -65,6 +65,7 @@ return [
         App\Providers\EventServiceProvider::class,
         App\Providers\RouteServiceProvider::class,
         App\Utilities\Zarinpal\Laravel\ZarinpalServiceProvider::class,
+        Fruitcake\Cors\CorsServiceProvider::class
     ],
 
     'aliases' => [
diff --git a/config/cors.php b/config/cors.php
index b2930d0..4598a66 100644
--- a/config/cors.php
+++ b/config/cors.php
@@ -1,27 +1,13 @@
 <?php
-
 return [
 
-    /*
-    |--------------------------------------------------------------------------
-    | Cross-Origin Resource Sharing (CORS) Configuration
-    |--------------------------------------------------------------------------
-    |
-    | Here you may configure your settings for cross-origin resource sharing
-    | or "CORS". This determines what cross-origin operations may execute
-    | in web browsers. You are free to adjust these settings as needed.
-    |
-    | To learn more: https://developer.mozilla.org/en-US/docs/Web/HTTP/CORS
-    |
-    */
-
-    'paths' => ['api/*', 'sanctum/csrf-cookie'],
+    'paths' => ['user/v1/*'],
 
     'allowed_methods' => ['*'],
 
     'allowed_origins' => ['*'],
 
-    'allowed_origins_patterns' => ['Content-Type', 'X-Requested-With'],
+    'allowedOriginsPatterns' => ['Content-Type', 'X-Requested-With'],
 
     'allowed_headers' => ['*'],
 
diff --git a/config/cors.php.laravel b/config/cors.php.laravel
index c3ded3c..756b4ee 100644
--- a/config/cors.php.laravel
+++ b/config/cors.php.laravel
@@ -1,59 +1,19 @@
 <?php
 return [
 
-    /*
-    |--------------------------------------------------------------------------
-    | Laravel CORS Options
-    |--------------------------------------------------------------------------
-    |
-    | The allowed_methods and allowed_headers options are case-insensitive.
-    |
-    | You don't need to provide both allowed_origins and allowed_origins_patterns.
-    | If one of the strings passed matches, it is considered a valid origin.
-    |
-    | If ['*'] is provided to allowed_methods, allowed_origins or allowed_headers
-    | all methods / origins / headers are allowed.
-    |
-    */
-
-    /*
-     * You can enable CORS for 1 or multiple paths.
-     * Example: ['api/*']
-     */
     'paths' => ['/*'],
 
-    /*
-    * Matches the request method. `['*']` allows all methods.
-    */
     'allowed_methods' => ['*'],
 
-    /*
-     * Matches the request origin. `['*']` allows all origins. Wildcards can be used, eg `*.mydomain.com`
-     */
     'allowed_origins' => ['*'],
 
-    /*
-     * Patterns that can be used with `preg_match` to match the origin.
-     */
     'allowedOriginsPatterns' => ['Content-Type', 'X-Requested-With'],
 
-    /*
-     * Sets the Access-Control-Allow-Headers response header. `['*']` allows all headers.
-     */
     'allowed_headers' => ['*'],
 
-    /*
-     * Sets the Access-Control-Expose-Headers response header with these headers.
-     */
     'exposed_headers' => [],
 
-    /*
-     * Sets the Access-Control-Max-Age response header when > 0.
-     */
     'max_age' => 0,
 
-    /*
-     * Sets the Access-Control-Allow-Credentials header.
-     */
     'supports_credentials' => false,
 ];
diff --git a/config/cors.php.lumen b/config/cors.php.lumen
index 8a39e6d..aa2f995 100644
--- a/config/cors.php.lumen
+++ b/config/cors.php.lumen
@@ -1,20 +1,6 @@
 <?php
-
 return [
 
-    /*
-    |--------------------------------------------------------------------------
-    | Cross-Origin Resource Sharing (CORS) Configuration
-    |--------------------------------------------------------------------------
-    |
-    | Here you may configure your settings for cross-origin resource sharing
-    | or "CORS". This determines what cross-origin operations may execute
-    | in web browsers. You are free to adjust these settings as needed.
-    |
-    | To learn more: https://developer.mozilla.org/en-US/docs/Web/HTTP/CORS
-    |
-    */
-
     'paths' => ['api/*', 'sanctum/csrf-cookie'],
 
     'allowed_methods' => ['*'],
diff --git a/database/migrations/2020_08_18_085017_fingerprints.php b/database/migrations/2020_08_18_085017_fingerprints.php
index 6a72833..d44e60d 100644
--- a/database/migrations/2020_08_18_085017_fingerprints.php
+++ b/database/migrations/2020_08_18_085017_fingerprints.php
@@ -22,7 +22,7 @@ class Fingerprints extends Migration
             $table->decimal('latitude', 10, 4);
             $table->decimal('longitude', 11, 4);
             $table->char('token', 60)->unique();
-            $table->text('fcm_token')->unique()->nullable();
+            $table->text('fcm_token')->nullable();
             $table->timestamps();
         });
     }
diff --git a/resources/lang/fa/notification.php b/resources/lang/fa/notification.php
index 740602e..856ea0d 100644
--- a/resources/lang/fa/notification.php
+++ b/resources/lang/fa/notification.php
@@ -35,6 +35,49 @@ return [
         ]
     ],
 
+    'tasks' => [
+        'create' => [
+            'assignee' => [
+                'greeting' => 'سلام کاربر گرامی!',
+                'subject' => 'افزودن تسک جدید',
+                'title' => 'افزودن تسک جدید',
+                'body' => 'تسک :task به شما واگذار شد.'
+            ],
+            'approver' => [
+                'greeting' => 'سلام کاربر گرامی!',
+                'subject' => 'افزودن تسک جدید',
+                'title' => 'افزودن تسک جدید',
+                'body' => 'شما تایید کننده تسک :task شدید.'
+            ]
+        ],
+        'update' => [
+            'assignee' => [
+                'greeting' => 'سلام کاربر گرامی!',
+                'subject' => 'افزودن تسک جدید',
+                'title' => 'افزودن تسک جدید',
+                'body' => 'تسک :task به شما واگذار شد.'
+            ],
+            'approver' => [
+                'greeting' => 'سلام کاربر گرامی!',
+                'subject' => 'افزودن تسک جدید',
+                'title' => 'افزودن تسک جدید',
+                'body' => 'شما تایید کننده تسک :task شدید.'
+            ],
+            'ready' => [
+                'greeting' => 'سلام کاربر گرامی!',
+                'subject' => 'افزودن تسک جدید',
+                'title' => 'افزودن تسک جدید',
+                'body' => 'تسک :task در حالت انتظار برای تست قرار دارد.'
+            ],
+            'completed' => [
+                'greeting' => 'سلام کاربر گرامی!',
+                'subject' => 'افزودن تسک جدید',
+                'title' => 'افزودن تسک جدید',
+                'body' => 'تسک :task به اتمام رسید.'
+            ]
+        ]
+    ],
+
     'business' => [
         'update' => 'کاربر :user به کسب و کار :business اضافه شد.',
         'wallet_almost_empty' => 'کیف پول تقریبا خالی است.',