Update nezha.yml

.github/workflows/nezha.yml

@@ -1,4 +1,4 @@
-name: "Check and download app"
+name: "Renew nezha dash app"
 
 on:
   workflow_dispatch:
@@ -35,7 +35,7 @@ jobs:
         uses: stefanzweifel/git-auto-commit-action@v4.16.0
         if: ${{ env.VERSION != '' }}
         with:
-          commit_message: Sync app ${{ env.DATE }} by Github Actions.
+          commit_message: Sync app ${{ env.LATEST }} by Github Actions.
 
 
   job2-amd64:
@@ -44,20 +44,24 @@ jobs:
 
     steps:
       - name: checkout
-        if: ${{ env.VERSION != '' }}
         uses: actions/checkout@v3.5.3
 
       - name: Check and download app
-        if: ${{ env.VERSION != '' }}
         run: |
-          [ -e app/app-$(arch) ] && sudo rm -f app/app-$(arch)
-          sudo docker container create --name nezha_app ghcr.io/naiba/nezha-dashboard
-          sudo docker container cp nezha_app:/dashboard/app app/app-$(arch)
-          sudo md5sum app/app-$(arch)
-          echo "DATE=$(date "+%Y/%m/%d %H:%M:%S")" >> $GITHUB_ENV
+          NOW=$(cat app/README.md)
+          LATEST=$(sudo wget -qO- https://raw.githubusercontent.com/naiba/nezha/master/README.md | grep -oP '(?<=master&label=Dash%20)[^&]*')
+          if [ "$NOW" != "$LATEST" ]; then
+            [ -e app/app-$(arch) ] && sudo rm -f app/app-$(arch)
+            sudo docker container create --name nezha_app ghcr.io/naiba/nezha-dashboard
+            sudo docker container cp nezha_app:/dashboard/app app/app-$(arch)
+            sudo docker rm -f nezha_app
+            sudo docker rmi -f ghcr.io/naiba/nezha-dashboard
+            sudo md5sum app/app-$(arch)
+            echo "VERSION=$LATEST" >> $GITHUB_ENV
+          fi
 
       - name: Upload to repository
         uses: stefanzweifel/git-auto-commit-action@v4.16.0
         if: ${{ env.VERSION != '' }}
         with:
-          commit_message: Sync app ${{ env.DATE }} by Github Actions.
+          commit_message: Sync app ${{ env.LATEST }} by Github Actions.