add docker files

src/server.js

@@ -8,9 +8,13 @@ const app = express();
 // Serve static files from the 'src' directory
 app.use(express.static(path.join(__dirname, '')));
 
+// Serve app-ads.txt when accessed at the root (/app-ads.txt)
+app.get('/app-ads.txt', (req, res) => {
+    res.sendFile(path.join(__dirname, 'app-ads.txt'));
+});
+
 // Define a route to serve the HTML file
 app.get('/', (req, res) => {
-    // Send the HTML file as the response
     res.sendFile(path.join(__dirname, 'index.html'));
 });