Currently the embedded _partials/_funcs/get-page-images.html template looks for page resources. Extend this to look for global resources as well. This would align its behavior with other embedded templates, specifically:
Note that the _partials/_funcs/get-page-images.html template is called by these embedded templates:
Reference: https://discourse.gohugo.io/t/open-graph-template-not-picking-front-matter-image/56099