feat(passkey): create passkey management API endpoints

Because:

* we need passkey management API endpoints

This commit:

* creates passkey management API endpoints

Closes FXA-13070

Author: MagentaManifold

libs/accounts/passkey/src/lib/passkey.service.spec.ts

@@ -753,15 +753,24 @@ describe('PasskeyService', () => {
   describe('renamePasskey', () => {
     beforeEach(() => {
       mockManager.renamePasskey.mockResolvedValue(true);
+      mockManager.findPasskeyByCredentialId.mockResolvedValue(mockPasskey);
     });
 
     it('calls manager.renamePasskey and emits metrics and security log on success', async () => {
-      await service.renamePasskey(MOCK_UID, MOCK_CREDENTIAL_ID, 'New Name');
+      const result = await service.renamePasskey(
+        MOCK_UID,
+        MOCK_CREDENTIAL_ID,
+        'New Name'
+      );
       expect(mockManager.renamePasskey).toHaveBeenCalledWith(
         MOCK_UID,
         MOCK_CREDENTIAL_ID,
         'New Name'
       );
+      expect(mockManager.findPasskeyByCredentialId).toHaveBeenCalledWith(
+        MOCK_CREDENTIAL_ID
+      );
+      expect(result).toBe(mockPasskey);
       expect(mockMetrics.increment).toHaveBeenCalledWith(
         'passkey.rename.success'
       );
@@ -788,6 +797,14 @@ describe('PasskeyService', () => {
       ).rejects.toMatchObject(AppError.passkeyNotFound());
     });
 
+    it('throws passkeyNotFound if the passkey cannot be fetched after rename', async () => {
+      mockManager.findPasskeyByCredentialId.mockResolvedValue(undefined);
+
+      await expect(
+        service.renamePasskey(MOCK_UID, MOCK_CREDENTIAL_ID, 'New Name')
+      ).rejects.toMatchObject(AppError.passkeyNotFound());
+    });
+
     it('throws AppError passkeyInvalidName when name is empty', async () => {
       await expect(
         service.renamePasskey(MOCK_UID, MOCK_CREDENTIAL_ID, '')

libs/accounts/passkey/src/lib/passkey.service.ts

@@ -248,7 +248,7 @@ export class PasskeyService {
     uid: Buffer,
     credentialId: Buffer,
     newName: string
-  ): Promise<void> {
+  ): Promise<Passkey> {
     const trimmed = newName.trim();
     if (
       !trimmed ||
@@ -278,8 +278,19 @@ export class PasskeyService {
       throw AppError.passkeyNotFound();
     }
 
+    const passkey =
+      await this.passkeyManager.findPasskeyByCredentialId(credentialId);
+    if (!passkey) {
+      this.metrics.increment('passkey.rename.failed', {
+        reason: 'notFound',
+      });
+      throw AppError.passkeyNotFound();
+    }
+
     this.metrics.increment('passkey.rename.success');
     this.log?.log('passkey.renamed', { uid: uid.toString('hex') });
+
+    return passkey;
   }
 
   /**

packages/fxa-auth-server/bin/key_server.js

@@ -310,7 +310,7 @@ async function run(config) {
     ...config.redis,
     ...config.redis.passkey,
   });
-  const passkeyConfig = buildPasskeyConfig(config.passkeys, log);
+  const passkeyConfig = buildPasskeyConfig(config.passkeys);
   const passkeyManager = new PasskeyManager(
     accountDatabase,
     passkeyConfig,

packages/fxa-auth-server/config/index.ts

@@ -2740,7 +2740,7 @@ const convictConf = convict({
       env: 'MFA__ENABLED',
     },
     actions: {
-      default: ['test', '2fa', 'email', 'recovery_key', 'password', 'passkeys'],
+      default: ['test', '2fa', 'email', 'recovery_key', 'password', 'passkey'],
       doc: 'Actions protected by MFA',
       format: Array,
       env: 'MFA__ACTIONS',

packages/fxa-auth-server/docs/swagger/passkeys-api.ts

@@ -63,6 +63,65 @@ const PASSKEY_REGISTRATION_FINISH_POST = {
 const PASSKEYS_API_DOCS = {
   PASSKEY_REGISTRATION_START_POST,
   PASSKEY_REGISTRATION_FINISH_POST,
+  PASSKEYS_GET: {
+    ...TAGS_PASSKEYS,
+    description: '/passkeys',
+    notes: [
+      dedent`
+        🔒 Authenticated with session token (verified)
+
+        Returns the list of passkeys registered for the authenticated user.
+        The \`publicKey\` and \`signCount\` fields are intentionally excluded
+        from the response as they are internal implementation details.
+
+        **Response:** Array of passkey metadata objects, each containing
+        \`credentialId\`, \`name\`, \`createdAt\`, \`lastUsedAt\`, \`transports\`, and \`prfEnabled\`.
+      `,
+    ],
+  },
+  PASSKEY_CREDENTIAL_DELETE: {
+    ...TAGS_PASSKEYS,
+    description: '/passkey/{credentialId}',
+    notes: [
+      dedent`
+        🔒 Authenticated with MFA JWT (scope: mfa:passkey)
+
+        Deletes the passkey identified by \`credentialId\` (base64url-encoded).
+        The service validates that the passkey exists and belongs to the
+        authenticated user. Returns 404 if the passkey is not found or is
+        not owned by the user.
+
+        **Params:**
+        - \`credentialId\` (string, required) — base64url-encoded credential ID
+
+        **Security event:** \`account.passkey.removed\` is recorded on success.
+      `,
+    ],
+  },
+  PASSKEY_CREDENTIAL_PATCH: {
+    ...TAGS_PASSKEYS,
+    description: '/passkey/{credentialId}',
+    notes: [
+      dedent`
+        🔒 Authenticated with MFA JWT (scope: mfa:passkey)
+
+        Renames the passkey identified by \`credentialId\` (base64url-encoded).
+        The new name must be 1–255 characters and non-empty after trimming.
+        The service validates that the passkey exists and belongs to the
+        authenticated user. Returns 404 if the passkey is not found or is
+        not owned by the user.
+
+        **Params:**
+        - \`credentialId\` (string, required) — base64url-encoded credential ID
+
+        **Request body:**
+        - \`name\` (string, required) — new display name (1–255 chars)
+
+        **Response:** Updated passkey metadata including \`credentialId\`, \`name\`,
+        \`createdAt\`, \`lastUsedAt\`, \`transports\`, and \`prfEnabled\`.
+      `,
+    ],
+  },
 };
 
 export default PASSKEYS_API_DOCS;

packages/fxa-auth-server/lib/metrics/glean/index.ts

@@ -448,6 +448,8 @@ export function gleanMetrics(config: ConfigType) {
     //   registrationStarted: createEventFn('passkey_registration_started'),
     //   registrationComplete: createEventFn('passkey_registration_complete'),
     //   registrationFailed: createEventFn('passkey_registration_failed'),
+    //   deleteSuccess: createEventFn('passkey_delete_success'),
+    //   renameSuccess: createEventFn('passkey_rename_success'),
     // },
   };
 }