added available permissions table

database/migrations/2018_12_15_090707_create_available_permissions.php

@@ -0,0 +1,33 @@
+<?php
+
+use Illuminate\Support\Facades\Schema;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Database\Migrations\Migration;
+
+class CreateAvailablePermissions extends Migration
+{
+    /**
+     * Run the migrations.
+     *
+     * @return void
+     */
+    public function up()
+    {
+        if(!Schema::hasTable('available_user_permissions')) {
+            Schema::create('available_user_permissions', function(Blueprint $table) {
+                $table->increments('id');
+                $table->string('permission');
+            });
+        }
+    }
+
+    /**
+     * Reverse the migrations.
+     *
+     * @return void
+     */
+    public function down()
+    {
+        Schema::dropIfExists('available_user_permissions');
+    }
+}

database/seeds/AvailableUserPermissions.php

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+<?php
+
+use Illuminate\Database\Seeder;
+
+class AvailableUserPermissions extends Seeder
+{
+    /**
+     * Run the database seeds.
+     *
+     * @return void
+     */
+    public function run()
+    {
+        DB::table('available_user_permissions')->insert([
+            'permission' => 'structure.operator',
+        ]);
+
+        DB::table('available_user_permissions')->insert([
+            'permission' => 'logistics.minion',
+        ]);
+    }
+}