fix: missing header pound signs

src/render/index.ts

@@ -71,6 +71,7 @@ export default class Renderer {
       const str = this.buffer.substring(0, idx) ?? "";
       await this.render(str, pipe);
       this.buffer = this.buffer.substring(idx);
+      this.write(this.buffer);
       this.unsafeIndex = 0;
     }
   }