Plugin system (#1866)

database/Seeders/DatabaseSeeder.php

@@ -2,6 +2,7 @@
 
 namespace Database\Seeders;
 
+use App\Models\Plugin;
 use App\Models\Role;
 use Illuminate\Database\Seeder;
 
@@ -15,5 +16,16 @@ class DatabaseSeeder extends Seeder
         $this->call(EggSeeder::class);
 
         Role::firstOrCreate(['name' => Role::ROOT_ADMIN]);
+
+        $plugins = Plugin::query()->orderBy('load_order')->get();
+        foreach ($plugins as $plugin) {
+            if (!$plugin->shouldLoad()) {
+                continue;
+            }
+
+            if ($seeder = $plugin->getSeeder()) {
+                $this->call($seeder);
+            }
+        }
     }
 }