Fixed exit code in case of success

Author: Marc Stern

.github/workflows/ci.yml

@@ -52,11 +52,12 @@ jobs:
       - name: Search for errors/warnings in error log
         run: |
           errors=$(grep -E ':(?error|warn)[]]' /var/log/apache2/error.log)
-          if [ -n "${errors}" ]; then
+          if [[ -n "${errors}" ]]; then
             echo "Found errors/warnings in error.log"
             echo "${errors}"
             exit 1
           fi
+          exit 0
       - name: Show httpd error log
         if: always()
         run: sudo cat /var/log/apache2/error.log