feat: Add credential library api

addons/api/addon/models/credential-library.js

@@ -0,0 +1,23 @@
+import GeneratedCredentialLibraryModel from '../generated/models/credential-library';
+import { attr } from '@ember-data/model';
+import { fragment } from 'ember-data-model-fragments/attributes';
+
+export default class CredentialLibraryModel extends GeneratedCredentialLibraryModel {
+  // =error attributes
+  // These attributes exist solely to capture errors on nested fields.
+  // See the application adapter's error normalization method for
+  // more information.
+
+  @attr('string', { readOnly: true }) attributes_http_method;
+  @attr('string', { readOnly: true }) attributes_http_request_body;
+  @attr('string', { readOnly: true }) attributes_path;
+
+  // =attributes
+
+  /**
+   * Attributes of this resource, if any, represented as a JSON fragment.
+   * @type {FragmentCredentialLibraryAttributesModel}
+   */
+  @fragment('fragment-credential-library-attributes', { defaultValue: {} })
+  attributes;
+}

addons/api/addon/models/fragment-credential-library-attributes.js

@@ -0,0 +1,23 @@
+import Fragment from 'ember-data-model-fragments/fragment';
+import { attr } from '@ember-data/model';
+
+export default class FragmentCredentialLibraryAttributesModel extends Fragment {
+  //= attributes (vault)
+
+  @attr('string', {
+    description:
+      'The HTTP method the library uses when requesting credentials from Vault.',
+  })
+  http_method;
+
+  @attr('string', {
+    description:
+      'The body of the HTTP request the library sends to Vault when requesting credentials. Only valid if `http_method` is set to `POST`.',
+  })
+  http_request_body;
+
+  @attr('string', {
+    description: 'The path in Vault to request credentials from.',
+  })
+  path;
+}