fix 3

Author: eryajf

.github/workflows/dist-release.yml

@@ -25,7 +25,7 @@ jobs:
           yarn build
       - run: |
           sudo apt-get update
-          sudo apt-get install coreutils
+          sudo apt-get install -y md5sum
           mkdir learn-github
           mv README.md LICENSE learn-github
           mv docs/.vuepress/dist learn-github