Use tr for lower casecase

Author: bjorkert

.github/workflows/create_certs.yml

@@ -59,8 +59,9 @@ jobs:
         id: set_output
         run: |
           CERT_STATUS_FILE="${{ github.workspace }}/fastlane/new_certificate_needed.txt"
-          ENABLE_NUKE_CERTS=${{ vars.ENABLE_NUKE_CERTS }}
-          FORCE_NUKE_CERTS=${{ vars.FORCE_NUKE_CERTS }}
+          # Convert to lowercase for case-insensitive comparison
+          ENABLE_NUKE_CERTS=$(echo "${{ vars.ENABLE_NUKE_CERTS }}" | tr '[:upper:]' '[:lower:]')
+          FORCE_NUKE_CERTS=$(echo "${{ vars.FORCE_NUKE_CERTS }}" | tr '[:upper:]' '[:lower:]')
 
           if [ -f "$CERT_STATUS_FILE" ]; then
             CERT_STATUS=$(cat "$CERT_STATUS_FILE" | tr -d '\n' | tr -d '\r') # Read file content and strip newlines
@@ -72,19 +73,18 @@ jobs:
           fi
 
           # Check if ENABLE_NUKE_CERTS is not set to true when certs are valid
-          # Note: ${VAR,,} is bash syntax for lowercase conversion, ensuring case-insensitive comparison
-          if [ "$CERT_STATUS" != "true" ] && [ "${ENABLE_NUKE_CERTS,,}" != "true" ]; then
+          if [ "$CERT_STATUS" != "true" ] && [ "$ENABLE_NUKE_CERTS" != "true" ]; then
             echo "::notice::🔔 Automated renewal of certificates is disabled because the repository variable ENABLE_NUKE_CERTS is not set to 'true'."
           fi
 
           # Check if ENABLE_NUKE_CERTS is not set to true when certs are not valid
-          if [ "$CERT_STATUS" = "true" ] && [ "${ENABLE_NUKE_CERTS,,}" != "true" ]; then
+          if [ "$CERT_STATUS" = "true" ] && [ "$ENABLE_NUKE_CERTS" != "true" ]; then
             echo "::error::❌ No valid distribution certificate found. Automated renewal of certificates was skipped because the repository variable ENABLE_NUKE_CERTS is not set to 'true'."
             exit 1
           fi
 
           # Check if FORCE_NUKE_CERTS is set to true
-          if [ "${FORCE_NUKE_CERTS,,}" = "true" ]; then
+          if [ "$FORCE_NUKE_CERTS" = "true" ]; then
             echo "::warning::‼️ Nuking of certificates was forced because the repository variable FORCE_NUKE_CERTS is set to 'true'."
           fi