Document the new locale scope

_includes/snippets/oidc/user-info/response.md

@@ -12,6 +12,7 @@
   "email": "test@example.com",
   "email_verified": true,
   "all_emails": ["test@example.com", "test2@example.com"],
+  "locale": "en",
   "family_name": "Smith",
   "given_name": "John",
   "iss": "https://idp.int.identitysandbox.gov",
@@ -25,4 +26,4 @@
 {% endcapture %}
 <div markdown="1" data-example="response" class="markdown">
 {{ code | markdownify }}
-</div>
+</div>

_pages/attributes.md

@@ -1,7 +1,7 @@
 ---
 title: User attributes
 lead: >
-  Login.gov user accounts are either identity proofed or self-asserted. 
+  Login.gov user accounts are either identity proofed or self-asserted.
 ---
 
 Here are the possible attributes that can be requested at a given IAL. This table contains the available user attributes, the IAL they are associated with, and how they can be accessed in OpenID Connect (OIDC) and SAML.
@@ -81,6 +81,23 @@ Requires the `email` scope.
     </tr>
     <tr>
 <td markdown="1">
+**Locale**<br />The user's language preference.
+</td>
+<td>
+{{ checkmark }}
+</td>
+<td>
+{{ checkmark }}
+</td>
+<td markdown="1">
+`locale` (string, ISO 639-1 language code)
+</td>
+<td markdown="1">
+`locale` (string, ISO 639-1 language code)
+</td>
+    </tr>
+    <tr>
+<td markdown="1">
 **IAL**<br />Identity Assurance Level [NIST 800-63-3](https://pages.nist.gov/800-63-3/).
 </td>
 <td>

_pages/oidc/authorization.md

@@ -38,6 +38,7 @@ Possible values are:
    - `address`
    - `email`
    - `all_emails`
+   - `locale`
    - `phone`
    - `profile:birthdate`
    - `profile:name`

_pages/oidc/authorization/pkce.md

@@ -59,6 +59,7 @@ Possible values are:
    - `address`
    - `email`
    - `all_emails`
+   - `locale`
    - `phone`
    - `profile:birthdate`
    - `profile:name`