v0.9.15e - made nameCheck for guides

skolehjem/database/migrations/2020_08_04_062259_create_guides_table.php

@@ -16,7 +16,7 @@ class CreateGuidesTable extends Migration
         Schema::create('guides', function (Blueprint $table) {
             $table->id();
             $table->timestamps();
-            $table->string('name');
+            $table->string('name')->unique();
             $table->longText('guide_articles');
             $table->foreignId('resource_id')->nullable()->constrained('resources', 'id');
         });