message: [client] Remove single file deployment root path `/` route
  This is strange behavior, and also inconsistent compared to how a Git deployment is created. Let's remove it.
diff: @@ -126,27 +126,6 @@ export async function* deploy(
  }
  }
  - if (
  - files.size === 1 &&
  - deploymentOptions.builds === undefined &&
  - deploymentOptions.routes === undefined &&
  - deploymentOptions.cleanUrls === undefined &&
  - deploymentOptions.rewrites === undefined &&
  - deploymentOptions.redirects === undefined &&
  - deploymentOptions.headers === undefined &&
  - deploymentOptions.trailingSlash === undefined
  - ) {
  - debug(`Assigning '/' route for single file deployment`);
  - const filePath = Array.from(files.values())[0].names[0];
  -
  - deploymentOptions.routes = [
  - {
  - src: '/',
  - dest: `/${filePath.split('/').pop()}`,
  - },
  - ];
  - }
  -
  if (!deploymentOptions.name) {
  deploymentOptions.name =
  clientOptions.defaultName || getDefaultName(files, clientOptions);
  