Respect nodes visibility and opacity (#152)

* Respect nodes visibility and opacity

* add changelog

* fixes

---------

Co-authored-by: Alex Sánchez <sion333@gmail.com>

.changeset/lovely-geese-whisper.md

@@ -0,0 +1,5 @@
+---
+"penpot-exporter": patch
+---
+
+Fix node visibility and opacity

plugin-src/transformers/partials/transformBlend.ts

@@ -7,6 +7,6 @@ export const transformBlend = (
 ): Pick<ShapeAttributes, 'blendMode' | 'opacity'> => {
   return {
     blendMode: translateBlendMode(node.blendMode),
-    opacity: !node.visible ? 0 : node.opacity // @TODO: check this. If we use the property hidden and it's hidden, it won't export
+    opacity: node.opacity
   };
 };

plugin-src/transformers/partials/transformSceneNode.ts

@@ -5,6 +5,6 @@ export const transformSceneNode = (
 ): Pick<ShapeAttributes, 'blocked' | 'hidden'> => {
   return {
     blocked: node.locked,
-    hidden: false // @TODO: check this. it won't export if we hide it
+    hidden: !node.visible
   };
 };