feat: initial import — ClickerZ formation project (Express + React/Vite)

Backend/index.js

@@ -0,0 +1,17 @@
+// Load environment variables from .env file
+require("dotenv").config();
+
+// Import the Express application from src/app.js
+const app = require("./src/app");
+
+// Get the port from the environment variables
+const port = process.env.APP_PORT;
+
+// Start the server and listen on the specified port
+app
+  .listen(port, () => {
+    console.info(`Server is listening on port ${port}`);
+  })
+  .on("error", (err) => {
+    console.error("Error:", err.message);
+  });