ci(builder): set export-app.cjs to non-executable (100644)

[pasevin]

Summary

• ci(builder): set
  �[1m�[36mContracts UI Builder Export CLI�[0m
  A utility for exporting, building, and testing Contracts UI Builder apps.
  �[1mUsage:�[0m
  export-app [command] [options]
  �[1mCommands:�[0m
  export Export a Contracts UI Builder app with specified configuration
  build Build an exported Contracts UI Builder app
  serve Start a local server to test an exported Contracts UI Builder app
  verify Verify Contracts UI Builder app functionality
  �[1mOptions:�[0m
  --help, -h Show this help information
  --chain, -c [type] Chain type (evm, solana, stellar) (default: evm)
  --func, -f [name] Function name (default: transfer)
  --output, -o [name] Subdirectory name within ./exports (default: transfer-app)
  --adapters, -a [boolean] Include blockchain adapters (default: true)
  --template, -t [name] Template to use (default: typescript-react-vite)
  --complex, -x Use complex app with multiple fields
  --verbose, -v Enable verbose output
  --env, -e [env] Target environment: 'local' or 'production' (default: local)
  �[1mExamples:�[0m
  export-app export
  export-app export -c solana -f stake -o stake-app
  export-app export --env production -o prod-app
  export-app build ./exports/transfer-app
  export-app serve ./exports/transfer-app
  export-app export -x to non-executable (100644) so file-mode guard passes

Impact

• Unblocks release workflow; no runtime changes.