Error: spawn netlify-cms-proxy-server ENOENT on "astro dev about astro-netlify-cms HOT 9 CLOSED

'astro:server:start': () => {
                const proxy = spawn('npx netlify-cms-proxy-server', { stdio: 'inherit', shell: process.platform == 'win32' });
                process.on('exit', () => proxy.kill());
            },

% yarn dev
  🚀  astro  v1.5.2 started in 85ms

  ┃ Local    http://localhost:3001/
  ┃ Network  use --host to expose

node:events:491
      throw er; // Unhandled 'error' event
      ^

Error: spawn netlify-cms-proxy-server ENOENT
    at ChildProcess._handle.onexit (node:internal/child_process:285:19)
    at onErrorNT (node:internal/child_process:483:16)
    at process.processTicksAndRejections (node:internal/process/task_queues:82:21)
Emitted 'error' event on ChildProcess instance at:
    at ChildProcess._handle.onexit (node:internal/child_process:291:12)
    at onErrorNT (node:internal/child_process:483:16)
    at process.processTicksAndRejections (node:internal/process/task_queues:82:21) {
  errno: -2,
  code: 'ENOENT',
  syscall: 'spawn netlify-cms-proxy-server',
  path: 'netlify-cms-proxy-server',
  spawnargs: []
}

Node.js v19.2.0
% yarn -v
3.3.0

> astro dev

  🚀  astro  v1.7.2 started in 333ms
  
  ┃ Local    http://localhost:3000/
  ┃ Network  use --host to expose
  
node:events:491
      throw er; // Unhandled 'error' event
      ^

Error: spawn netlify-cms-proxy-server ENOENT
    at ChildProcess._handle.onexit (node:internal/child_process:283:19)
    at onErrorNT (node:internal/child_process:476:16)
    at process.processTicksAndRejections (node:internal/process/task_queues:82:21)
Emitted 'error' event on ChildProcess instance at:
    at ChildProcess._handle.onexit (node:internal/child_process:289:12)
    at onErrorNT (node:internal/child_process:476:16)
    at process.processTicksAndRejections (node:internal/process/task_queues:82:21) {
  errno: -2,
  code: 'ENOENT',
  syscall: 'spawn netlify-cms-proxy-server',
  path: 'netlify-cms-proxy-server',
  spawnargs: []
}

Node.js v18.12.1
 ELIFECYCLE  Command failed with exit code 1.