Merge pull request #17 from tricknotes/yarn-upgrade

$ yarn upgrade

Author: tricknotes

.github/workflows/build.yml

@@ -9,7 +9,7 @@ jobs:
 
     strategy:
       matrix:
-        node-version: [8.x, 10.x, 12.x, 13.x, 14.x]
+        node-version: [10.x, 12.x, 13.x, 14.x]
 
     steps:
       - uses: actions/checkout@v2