Update static/script.js

static/script.js

@@ -54,9 +54,9 @@ const generateText = async (text) => {
   const response = await fetch('/generate_text', {
     method: 'POST',
     headers: {
-      'Content-Type': 'application/json'
+      'Content-Type': 'text/plain'
     },
-    body: JSON.stringify({ input: text })
+    body: text
   });
 
   const data = await response.json();