Fix remaining issues: pagination, throttle, i18n, config defaults, indexes

- Add pagination to ShopController (50 per page)
- Add throttle:3,10 to radio application store route
- Replace mixed Dutch/English labels in RadioWizardController (English only)
- Replace Dutch error messages in RadioController and RadioSetupController
- Add config('habbo.defaults.avatar_look') for SocialAuthController
- Remove hardcoded default stream URL from RadioSetupController
- Add database indexes for radio_listener_points.earned_at and bans.ip

database/migrations/2026_06_08_000002_add_indexes_for_performance.php

@@ -0,0 +1,30 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+return new class extends Migration
+{
+    public function up(): void
+    {
+        Schema::table('radio_listener_points', function (Blueprint $table) {
+            $table->index(['earned_at', 'user_id', 'points'], 'idx_listener_points_earned');
+        });
+
+        Schema::table('bans', function (Blueprint $table) {
+            $table->index('ip', 'idx_bans_ip');
+        });
+    }
+
+    public function down(): void
+    {
+        Schema::table('radio_listener_points', function (Blueprint $table) {
+            $table->dropIndex('idx_listener_points_earned');
+        });
+
+        Schema::table('bans', function (Blueprint $table) {
+            $table->dropIndex('idx_bans_ip');
+        });
+    }
+};