Update main.yml

Author: timosachsenberg

.github/workflows/main.yml

@@ -9,8 +9,8 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Generate tag name
-        id: tag_name
-        run: echo "TAG_NAME=$(date +%Y%m%d%H%M%S)" >> $GITHUB_OUTPUT
+        id: generate_tag_name
+        run: echo "TAG_NAME=$(date +'%Y-%m-%d-%H%M%S')" >> $GITHUB_OUTPUT
 
   build:
     needs: prepare
@@ -75,8 +75,8 @@ jobs:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
         run: |
           cd "${{ github.workspace }}/contrib"
-          git tag ${{ steps.tag_name.outputs.TAG_NAME }}
-          git push origin ${{ steps.tag_name.outputs.TAG_NAME }}
+          git tag ${{ steps.generate_tag_name.outputs.TAG_NAME }}
+          git push origin ${{ steps.generate_tag_name.outputs.TAG_NAME }}
         shell: bash
 
       - name: Clean build and package
@@ -93,6 +93,6 @@ jobs:
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
         with:
-          tag_name: ${{ steps.tag_name.outputs.TAG_NAME }}
+          tag_name: ${{ steps.generate_tag_name.outputs.TAG_NAME }}
           files: |
             ${{ github.workspace }}/contrib-build/contrib_build-${{runner.os}}.tar.gz