fix: use window.location.origin for transcribe endpoint

static/script.js

@@ -73,7 +73,7 @@ async function handleFile(file) {
     
     try {
         const baseUrl = window.location.origin;
-        const response = await fetch(`${baseUrl}/transcribe`, {
+	const response = await fetch('transcribe', { 
             method: 'POST',
             body: formData
         });