feat(scripts): add artillery test script for performance testing

Introduce a new script `artillery.sh` to check for the presence of
Artillery and execute performance tests using a predefined configuration.
The script provides helpful messages for installation and test results.

artillery.sh

@@ -0,0 +1,16 @@
+#!/bin/bash
+
+# Проверка наличия Artillery
+if ! command -v artillery &> /dev/null; then
+    echo "Artillery не установлен. Установите его с помощью npm install -g artillery."
+    exit 1
+fi
+
+
+# Запуск Artillery
+echo "Запуск Artillery теста на $1..."
+artillery run "artillery-config.yml" --record --key a9_jGi0MTv-pQ5rBTZgmFNlJ4CoonVxYQQa
+
+# Обработка результатов
+echo "Результаты теста:"
+artillery report artillery-output.json