Refactor code structure for improved readability and maintainability

docker/mariadb/init/01-init.sql

@@ -0,0 +1,12 @@
+-- Initial database setup for Low Code Engine
+-- This script runs when the MariaDB container starts for the first time
+
+-- Ensure the database exists
+CREATE DATABASE IF NOT EXISTS low_code_engine CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci;
+
+-- Grant privileges to the application user
+GRANT ALL PRIVILEGES ON low_code_engine.* TO 'app_user'@'%';
+FLUSH PRIVILEGES;
+
+-- You can add initial data here if needed
+-- INSERT INTO users (email, firstName, lastName) VALUES ('admin@example.com', 'Admin', 'User');