Add date generation while publishing migrations

Uses the migration stub and prefixes it with the current timestamp.

Author: aalaap

src/LaravelCommentServiceProvider.php

@@ -15,8 +15,11 @@ class LaravelCommentServiceProvider extends ServiceProvider
      */
     public function boot()
     {
+        $timestamp = date('Y_m_d_His', time());
+
         $this->publishes([
-            __DIR__.'/../database/migrations/' => database_path('migrations')
+            __DIR__ . '/../database/migrations/create_comments_table.php.stub' => $this->app->databasePath()
+                . "/migrations/{$timestamp}_create_comments_table.php",
         ], 'migrations');
     }