functional docker action

tools/github/diploma-thesis-docker.yml

@@ -11,17 +11,14 @@ on:
 jobs:
   build:
     runs-on: ubuntu-latest
-    container:
-      image: bytebang/htlle-da-env
-      options: --volume=${{ github.workspace }}:/workspace
 
     steps:
       - name: Checkout repository
         uses: actions/checkout@v4
 
-      - name: Copy PDF to workspace
+      - name: Build diploma thesis
         run: |
-          cp /workspace/Diplomarbeit/diplomarbeit.pdf $GITHUB_WORKSPACE/diplomarbeit.pdf
+          docker run --rm -v ${{ github.workspace }}/Diplomarbeit:/workspace bytebang/htlle-da-env
 
       - name: Send diploma thesis
         uses: dawidd6/action-send-mail@v4
@@ -34,4 +31,4 @@ jobs:
           body: " "
           to: ${{ secrets.TEAMS_MAIL }}
           from: ${{ secrets.MAIL }}
-          attachments: diplomarbeit.pdf
+          attachments: Diplomarbeit/diplomarbeit.pdf