First tutorial step (01-getting-started) is broken

[jq170727]

Thought I'd give the tutorial a try.
Here's what I observe after the initial clone and cd.

% npm i
  npm WARN old lockfile 
  npm WARN old lockfile The package-lock.json file was created with an old version of npm,
  npm WARN old lockfile so supplemental metadata must be fetched from the registry.
  npm WARN old lockfile 
  npm WARN old lockfile This is a one-time fix-up, please be patient...
  npm WARN old lockfile 
  npm WARN deprecated rollup-plugin-terser@5.3.0: This package has been deprecated and is no longer maintained. Please use @rollup/plugin-terser
  npm WARN deprecated sourcemap-codec@1.4.8: Please use @jridgewell/sourcemap-codec instead
  npm WARN deprecated fsevents@2.1.3: "Please update to latest v2.3 or v2.2"
  
  added 88 packages, and audited 89 packages in 17s
  
  3 packages are looking for funding
    run `npm fund` for details
  
  8 vulnerabilities (3 moderate, 5 high)
  
  To address all issues, run:
    npm audit fix
  
  Run `npm audit` for details.

% npm run dev
  
  > svelte-app@1.0.0 dev
  > rollup -c -w
  
  (node:63270) [DEP0164] DeprecationWarning: Implicit coercion to integer for exit code is deprecated.
  (Use `node --trace-deprecation ...` to show where the warning was created)