Include AOI label in filtered output, and deal better with missing labels

Thanks again to Dilek Akkus for the awesome and diligent bug-hunting!

Author: FelixHenninger

packages/builder/src/logic/io/assemble/script.js

@@ -121,6 +121,8 @@ const processContent = (nodeType, content) => {
         'lineHeight', 'textAlign', 'textBaseline',
         // Image
         'src', 'autoscale',
+        // AOI
+        'label',
       ]))
     default:
       return content

packages/library/src/util/canvas.js

@@ -261,6 +261,6 @@ export const makePath = (ctx, content) => {
 export const makePathFunction = (content) => (ts, canvas, ctx) =>
   fromPairs(
     content
-      .filter(c => ['aoi'].includes(c.type)) // Currently supported content
-      .map(c => [c.label, makePath(ctx, c)]) // Key / path pairs
+      .filter(c => c.label && ['aoi'].includes(c.type)) // Supported objects
+      .map(c => [c.label, makePath(ctx, c)]) // Make key / path pairs
   )