api no longer fails when no pilots or logbook entries

.github/workflows/dev.yaml

@@ -26,7 +26,7 @@ jobs:
         env:
           MODIFIED_FILES: ${{ steps.changed-files.outputs.modified_files }}
         run: |
-          echo "modified_files=$MODIFIED_FILES" >> $GITHUB_OUTPUT
+          echo "modified_files=$MODIFIED_FILES" >> "$GITHUB_OUTPUT"
 
   github-output:
     name: git-hub-output
@@ -35,8 +35,10 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: GitHub output
+        env:
+          OUTPUT: ${{ needs.changed-files.outputs.modified_files }}
         run: |
-          echo ${GITHUB_OUTPUT}
+          echo "$OUTPUT"
 
   build-deploy-api:
     if: contains(needs.changed-files.outputs.modified_files, 'api')