message: backend-common: Set workingdir to /input by default
diff: @@ -87,6 +87,7 @@ export const runDockerContainer = async ({
  logStream,
  {
  Volumes: { '/output': {}, '/input': {} },
  + WorkingDir: '/input',
  HostConfig: {
  Binds: [
  // Need to use realpath here as Docker mounting does not like
  