fix svg output not rendering in image editor softwares (#54)

Author: lyqht

package.json

@@ -26,6 +26,7 @@
     "class-variance-authority": "^0.7.0",
     "clsx": "^2.1.0",
     "dom-to-image": "^2.6.0",
+    "dom-to-svg": "^0.12.2",
     "file-saver": "^2.0.5",
     "jszip": "^3.10.1",
     "lucide-vue-next": "^0.321.0",