revert bundle change

app.config.ts

@@ -3,7 +3,30 @@ import tailwindcss from "@tailwindcss/vite";
 
 export default defineConfig({
   vite: {
-    plugins: [tailwindcss()]
+    plugins: [tailwindcss()],
+    build: {
+      rollupOptions: {
+        output: {
+          manualChunks: (id) => {
+            // Bundle highlight.js and lowlight together
+            if (id.includes("highlight.js") || id.includes("lowlight")) {
+              return "highlight";
+            }
+            // Bundle Mermaid separately (large library, only used on some posts)
+            if (id.includes("mermaid")) {
+              return "mermaid";
+            }
+            // Bundle all Tiptap extensions together (only used in editor)
+            if (id.includes("@tiptap") || id.includes("solid-tiptap")) {
+              return "tiptap";
+            }
+            if (id.includes("motion") || id.includes("@motionone")) {
+              return "motion";
+            }
+          }
+        }
+      }
+    }
   },
   server: {
     preset: "vercel"