moar stuff

.forgejo/workflows/update-lock.yml

@@ -20,12 +20,14 @@ jobs:
           git config --global user.email "bot@uku.moe"
 
       - name: Update lockfile
+        id: update_lockfile
         run: |
-          export BRANCH="update-lock-$(date -I)"
-          git checkout -b "$BRANCH"
+          git checkout -b "update-lock-$(date -I)"
           nix flake update --commit-lock-file
-          git push origin "$BRANCH"
+          echo "commits=$(git log --oneline origin/main..HEAD)" >> "$GITHUB_OUTPUT"
 
       - name: Create Pull Request
+        if: ${{ steps.update_lockfile.outputs.commits }} != ""
         run: |
+          git push origin HEAD
           echo EXPLODE