fixes

app.js

@@ -134,6 +134,14 @@ app.set('views', path.join(__dirname, 'views'));
 // Middleware to parse URL-encoded bodies (form submissions)
 app.use(express.urlencoded({ extended: false }));
 
+// Route for site.webmanifest with CORS headers (needed for cross-origin requests from blog subdomain)
+app.get('/site.webmanifest', (req, res) => {
+    const manifestPath = path.join(__dirname, 'public', 'site.webmanifest');
+    res.setHeader('Access-Control-Allow-Origin', '*');
+    res.setHeader('Content-Type', 'application/manifest+json');
+    res.sendFile(manifestPath);
+});
+
 // Serve static files (CSS, Images)
 app.use(express.static(path.join(__dirname, 'public')));
 

views/blog-post.ejs

@@ -83,9 +83,18 @@
         
         // Initialize Highlight.js and render Mermaid after DOM is ready
         document.addEventListener('DOMContentLoaded', (event) => {
-            // Initialize Highlight.js
+            // Initialize Highlight.js - only highlight blocks that haven't been highlighted yet
+            // Server-side marked already highlights code, so we skip blocks with the 'hljs' class
             document.querySelectorAll('pre code').forEach((block) => {
-                hljs.highlightElement(block);
+                // Skip if already highlighted (has hljs class) or if it's a mermaid diagram
+                if (!block.classList.contains('hljs') && !block.closest('.mermaid')) {
+                    try {
+                        hljs.highlightElement(block);
+                    } catch (e) {
+                        // Silently ignore highlighting errors
+                        console.debug('Highlight.js error:', e);
+                    }
+                }
             });
             
             // Manually run mermaid to render all diagrams