Improve handling of changed workspaces in Playwright CI

Enhanced the workflow to handle raw output and avoid issues with carriage returns when building changed workspaces.

Author: willum070

.github/workflows/playwright.yml

@@ -91,12 +91,27 @@ jobs:
 
       - name: Build Changed Workspaces
         run: |
-          IFS=$'\n'
-          CHANGED_WORKSPACES_ARRAY=(${{ steps.get_workspaces.outputs.changed_workspaces }})
-          echo "Changed Workspaces Array: ${CHANGED_WORKSPACES_ARRAY[@]}"
-          
-          echo "Building changed workspaces:"
+          # Read the workflow output into a variable
+          raw="${{ steps.get_workspaces.outputs.changed_workspaces }}"
+
+          # Show the raw output with visible line endings to catch CR (\r) or other odd chars
+          printf '<<RAW OUTPUT (visible endings)>>\n'
+          printf '%s' "$raw" | sed -n 'l'
+          printf '<<END RAW OUTPUT>>\n'
+
+          # Remove any stray carriage returns that can cause truncation or strange splitting
+          raw="${raw//$'\r'/}"
+
+          # Use mapfile/readarray to split by newline reliably into an array
+          mapfile -t CHANGED_WORKSPACES_ARRAY <<< "$raw"
+
+          echo "Changed Workspaces Array (${#CHANGED_WORKSPACES_ARRAY[@]} items):"
           for workspace in "${CHANGED_WORKSPACES_ARRAY[@]}"; do
+            # skip any empty entries
+            if [ -z "$workspace" ]; then
+              continue
+            fi
+
             echo "  - samples/$workspace"
             npm run build --workspace=samples/$workspace
           done