Restrict browse from accessing local files

scripts/browse.py

@@ -11,6 +11,10 @@ def scrape_text(url):
     if not url.startswith('http'):
         return "Error: Invalid URL"
     
+    # Restrict access to local files
+    if url.startswith('file://') or url.startswith('file://localhost'):
+        return "Error: Access to local files is restricted"
+    
     try:
         response = requests.get(url, headers=cfg.user_agent_header)
     except requests.exceptions.RequestException as e:
@@ -126,4 +130,4 @@ def summarize_text(text, question):
         max_tokens=300,
     )
 
-    return final_summary
+    return final_summary