rust parser working on local build. fix docker build

src/app/posts/[...slug]/page.tsx

@@ -14,6 +14,13 @@ interface Post {
   createdAt: string;
 }
 
+// Runtime statistics for parser usage
+const parserStats = {
+  rust: 0,
+  typescript: 0,
+  lastRustError: '',
+};
+
 export default function PostPage({ params }: { params: { slug: string[] } }) {
   const [post, setPost] = useState<Post | null>(null);
   // Modal state for zoomed image
@@ -648,6 +655,20 @@ export default function PostPage({ params }: { params: { slug: string[] } }) {
   const loadPost = async () => {
     try {
       const response = await fetch(`/api/posts/${encodeURIComponent(slugPath)}`);
+      const parser = response.headers.get('X-Parser');
+      const rustError = response.headers.get('X-Rust-Parser-Error');
+      if (parser === 'rust') {
+        parserStats.rust++;
+        console.log('%c[Rust Parser] Used for this post.', 'color: green; font-weight: bold');
+      } else {
+        parserStats.typescript++;
+        console.log('%c[TypeScript Parser] Used for this post.', 'color: orange; font-weight: bold');
+        if (rustError) {
+          parserStats.lastRustError = rustError;
+          console.warn('[Rust Parser Error]', rustError);
+        }
+      }
+      console.info('[Parser Stats]', parserStats);
       const data = await response.json();
       setPost(data);
     } catch (error) {