Make PRs only if a new commit was made. (#18)

Reviewed-on: #18
Co-authored-by: Philipp Horstenkamp <philipp@horstenkamp.de>
Co-committed-by: Philipp Horstenkamp <philipp@horstenkamp.de>

.gitea/workflows/maintenance.yaml

@@ -2,7 +2,7 @@ name: Auto Maintenance Cycle
 
 on:
   schedule:
-  - cron: '0 1 * * *'
+  - cron: 0 1 * * *
   workflow_dispatch:
 
 jobs:
@@ -27,6 +27,7 @@ jobs:
     - name: Generate Date
       run: echo "CURRENT_DATE=$(date +'%Y-%m-%d')" >> $GITHUB_ENV
     - name: Create an PR action
+      if: steps.auto-commit-action.outputs.changes_detected == 'true'
       uses: ./
       with:
         token: ${{ secrets.REPO_TOKEN }}