quotes to make it work

agneym · Sep 21, 2019 · 5fe246d · 5fe246d
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diff --git a/demo/test-file.md b/demo/test-file.md
@@ -5,7 +5,7 @@ ogImage:
   title: Generating open graph images with Github Actions
   subtitle: Works with Markdown files
   imageUrl: https://avatars3.githubusercontent.com/u/8883368?s=40&v=4
-  background: linear-gradient(to right, #000428, #004e92)
+  background: "linear-gradient(to right, #000428, #004e92)"
   fontColor: yellow
   fontSize: 90%
   filename: this-file

diff --git a/demo/this-file.jpg b/demo/this-file.jpg