Update app.py

app.py

@@ -66,7 +66,7 @@ def fetch_search_results(query):
 
 @app.route('/', methods=['GET'])
 def search_page():
-    """Serve the initial page or process search with a left-to-right progress bar and URL validation."""
+    """Serve the initial page or process search with a progress bar and URL validation."""
     query = request.args.get('query', '')
     page = request.args.get('page', '1')
     btn = request.args.get('btn', 'LLM Search')
@@ -335,6 +335,7 @@ def search_page():
             .search-result {{ margin-bottom: 28px; }}
             .search-result a {{ color: #1a0dab; font-size: 20px; text-decoration: none; }}
             .search-result a:hover {{ text-decoration: underline; }}
+            .search-result a.broken {{ color: #d93025; }}
             .search-result .url {{ color: #006621; font-size: 14px; line-height: 20px; }}
             .search-result p {{ color: #4d5156; font-size: 14px; line-height: 22px; margin: 0; }}
             .pagination {{ text-align: center; margin: 40px 0; }}
@@ -351,7 +352,6 @@ def search_page():
                 from {{ width: 0%; }}
                 to {{ width: 100%; }}
             }}
-            .broken {{ color: #d93025; }}
         </style>
         <script>
             function showProgress() {{
@@ -365,8 +365,11 @@ def search_page():
                 for (let i = 0; i < links.length; i++) {{
                     const url = links[i].href;
                     try {{
-                        const response = await fetch(url, {{ method: 'HEAD', mode: 'no-cors' }});
-                        if (!response.ok && response.status !== 0) {{  // 0 indicates no-cors limitation
+                        const controller = new AbortController();
+                        const timeoutId = setTimeout(() => controller.abort(), 5000); // 5s timeout
+                        const response = await fetch(url, {{ method: 'HEAD', signal: controller.signal }});
+                        clearTimeout(timeoutId);
+                        if (!response.ok) {{
                             links[i].textContent += ' [Broken Link]';
                             links[i].classList.add('broken');
                         }}