api docs for registry tokens show

pages/apis/rest_api/packages/registry_tokens.md

@@ -8,7 +8,7 @@ Returns a list of a registry's tokens.
 
 ```bash
 curl -H "Authorization: Bearer $TOKEN" \
-  -X POST "https://api.buildkite.com/v2/packages/organizations/#{org.slug}/registries/#{registry.slug}/tokens" \
+  -X GET "https://api.buildkite.com/v2/packages/organizations/#{org.slug}/registries/#{registry.slug}/tokens" \
   -H "Content-Type: application/json"
 ```
 
@@ -48,3 +48,47 @@ curl -H "Authorization: Bearer $TOKEN" \
 Required scope: `read_registries`
 
 Success response: `200 OK`
+
+## Get a registry token
+
+Returns the details for a single registry token.
+
+```bash
+curl -H "Authorization: Bearer $TOKEN" \
+  -X GET "https://api.buildkite.com/v2/packages/organizations/#{org.slug}/registries/#{registry.slug}/tokens/#{id}"
+```
+
+```json
+{
+  "id": "0191b6a2-aa51-70d0-8a5f-aabce115b0fd",
+  "graphql_id": "UmVnaXN0cnlUb2tlbi0tLTAxOTFiNmEyLWFhNTEtNzBkMC04YTVmLWFhYmNlMTE1YjBmZA==",
+  "description": "Usher",
+  "url": "http://api.buildkite.com/v2/packages/organizations/my_great_org/registries/my-registry/tokens/0191b6a2-aa51-70d0-8a5f-aabce115b0fd",
+  "created_at": "2024-09-03T06:46:39.441Z",
+  "created_by": {
+    "id": "0191b13b-0eb6-470d-a4c0-2085974f3580",
+    "graphql_id": "VXNlci0tLTAxOTFiMTNiLTBlYjYtNDcwZC1hNGMwLTIwODU5NzRmMzU4MA==",
+    "name": "Eminem",
+    "email": "[email protected]",
+    "avatar_url": null,
+    "created_at": "2024-09-02T05:35:23.318Z"
+  },
+  "organization": {
+    "id": "018a456f-e581-44b6-c5a4-1d8a5f7094ee",
+    "slug": "my_great_org",
+    "url": "https://api.buildkite.com/v2/analytics/organizations/my_great_org",
+    "web_url": "https://buildkite.com/organizations/my_great_org"
+  },
+  "registry": {
+    "id": "018f56ef-9ef4-70f0-aba2-0f4578e3d69d",
+    "graphql_id": "UmVnaXN0cnktLS0wMThmNTZlZi05ZWY0LTcwZjAtYWJhMi0wZjQ1NzhlM2Q2OWQ=",
+    "slug": "my-registry",
+    "url": "http://api.buildkite.com/v2/packages/organizations/my_great_org/registries/my-registry",
+    "web_url": "http://buildkite.com/organizations/buildkite/my_great_org/registries/my-registry"
+  }
+}
+```
+
+Required scope: `read_registries`
+
+Success response: `200 OK`