优化

src/components/alert.vue

@@ -87,6 +87,7 @@ export default {
 
     save() {
       this.$emit("onCancel", this.signaturePad.toDataURL());
+      this.$notify({ type: "success", message: "签名保存成功" });
     },
     onCancel() {
       this.$emit("onCancel");