Fix some small errors & stuff to host it on my home server now

scripts/generateOpenSearch.ts

@@ -1,13 +1,18 @@
 import * as fs from 'node:fs';
 import * as path from 'node:path';
 import { fileURLToPath } from 'node:url';
+import 'dotenv/config';
 
 // Get the current file's directory
 const __filename = fileURLToPath(import.meta.url);
 const __dirname = path.dirname(__filename);
 
+if (!process.env.VITE_BANG_URL) {
+  console.error('VITE_BANG_URL environment variable must be set.');
+}
+
 // Get the Bang URL from environment or use a default for local development
-const bangUrl = process.env.VITE_BANG_URL || 'https://bang.gibbyb.com';
+const bangUrl = process.env.VITE_BANG_URL;
 
 // Create the OpenSearch XML content
 const openSearchXml = `<?xml version="1.0" encoding="UTF-8"?>