Function streamOutput

tools/js/serve-dev-webui.js:161–169

(prefix, stream)

  // Helper function to handle streaming output
  const streamOutput = (prefix, stream) => {
    stream.on('data', data => {
      process.stdout.write(`[${prefix}] ${data}`)
    })

    stream.on('error', data => {
      process.stderr.write(`[${prefix}] ${data}`)
    })
  }

  // Spawn 'go run ./cmd/ttn-lw-stack start'
  const goProcess = spawn('go', ['run', './cmd/ttn-lw-stack', 'start'], {