updating the autotagger again

.forgejo/workflows/autotagger.yaml

@@ -21,13 +21,17 @@ jobs:
         run: |
           COMMIT_MESSAGE=$(echo "${{ steps.extract_commit_message.outputs.message }}")
           PATTERN="Version bump(?:ed)? to ([0-9]+\.[0-9]+\.[0-9]+)"
-          if [[ $COMMIT_MESSAGE =~ $PATTERN ]]; then
+          if [ "$COMMIT_MESSAGE" =~ $PATTERN ]; then
             echo "Found version bump in commit message."
             echo "::set-output name=version::${BASH_REMATCH[1]}"
           else
             echo "No version bump found in commit message."
-            LATEST_TAG=$(git describe --tags --abbrev=0)
-            echo "::set-output name=latest_tag::$LATEST_TAG"
+            LATEST_TAG=$(git describe --tags --abbrev=0 2>/dev/null || echo "")
+            if [ -n "$LATEST_TAG" ]; then
+              echo "::set-output name=latest_tag::$LATEST_TAG"
+            else
+              echo "No tags found."
+            fi
           fi
 
       - name: Create or update tag