Fix branch CI builds

Author: pimterry

.github/workflows/ci.yml

@@ -20,7 +20,6 @@ jobs:
         if: github.ref != 'refs/heads/main'
         run: npm run build
         env:
-          NODE_ENV: development
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
 
       # Build with secrets for production, on main only: