feat: add heroku

Author: wurstbrot

.github/workflows/main.yml

@@ -67,14 +67,16 @@ jobs:
         uses: actions/checkout@3df4ab11eba7bda6032a0b82a6bb43b11571feac #v4.0.0
       - name: "Set Heroku app & branch for ${{ github.ref }}"
         run: |
+          echo $GITHUB_REF
           if [ "$GITHUB_REF" == "refs/heads/master" ]; then
-            echo "HEROKU_APP=dsomm" >> $GITHUB_ENV
+            echo "HEROKU_APP=" >> $GITHUB_ENV
             echo "HEROKU_BRANCH=master" >> $GITHUB_ENV
           fi
+          echo "HEROKU_BRANCH=master" >> $GITHUB_ENV
       - name: "Deploy ${{ github.ref }} to Heroku"
         uses: akhileshns/heroku-deploy@9fd0f9faae4aa93a38d6f5e25b9128589f1371b0 #v3.12.14
         with:
           heroku_api_key: ${{ secrets.HEROKU_API_KEY }}
-          heroku_app_name: ${{ env.HEROKU_APP }}
+          heroku_app_name: "dsomm"
           heroku_email: timo.pagel@owasp.org
           branch: ${{ env.HEROKU_BRANCH }}