feat: Add `--auth-type=webauthn` flag (#4931)

* feat: Add --use-webauth flag

* Add docs

* Switch from a separate flag to a variation of auth-type

* Update snapshot

2 files changed, 6 insertions, 2 deletions

diff --git a/lib/commands/adduser.js b/lib/commands/adduser.js
index 755abea8e..cf467b7a7 100644
--- a/lib/commands/adduser.js
+++ b/lib/commands/adduser.js
@@ -3,6 +3,7 @@ const replaceInfo = require('../utils/replace-info.js')
 const BaseCommand = require('../base-command.js')
 const authTypes = {
   legacy: require('../auth/legacy.js'),
+  webauthn: require('../auth/legacy.js'),
   oauth: require('../auth/oauth.js'),
   saml: require('../auth/saml.js'),
   sso: require('../auth/sso.js'),
@@ -14,6 +15,7 @@ class AddUser extends BaseCommand {
   static params = [
     'registry',
     'scope',
+    'auth-type',
   ]
 
   static ignoreImplicitWorkspace = true
diff --git a/lib/utils/config/definitions.js b/lib/utils/config/definitions.js
index 92fbbd1e6..4032c552e 100644
--- a/lib/utils/config/definitions.js
+++ b/lib/utils/config/definitions.js
@@ -238,13 +238,15 @@ define('audit-level', {
 
 define('auth-type', {
   default: 'legacy',
-  type: ['legacy', 'sso', 'saml', 'oauth'],
+  type: ['legacy', 'webauthn', 'sso', 'saml', 'oauth'],
   deprecated: `
-    This method of SSO/SAML/OAuth is deprecated and will be removed in
+    The SSO/SAML/OAuth methods are deprecated and will be removed in
     a future version of npm in favor of web-based login.
   `,
   description: `
     What authentication strategy to use with \`adduser\`/\`login\`.
+
+    Pass \`webauthn\` to use a web-based login.
   `,
   flatten,
 })