Add algorithm field to generateClientAssertionJwt api (#595)

* Add algorithm field to generateClientAssertionJwt api

* Update lib/management/jwt.ts

Co-authored-by: Copilot <[email protected]>

* fix readme

---------

Co-authored-by: Copilot <[email protected]>

Author: guyp-descope

README.md

@@ -1235,6 +1235,7 @@ const clientAssertionRes = await descopeClient.management.jwt.generateClientAsse
   ['https://example.com/token'], // audience
   300, // expiresIn - number of seconds the token will will be valid for
   false, // Optional. flattenAudience - set the audience claim as one string instead of array of strings (for case only one audience value has given)
+  'RS256', // Optional. algorithm - set the signing algorithm, value should be one of 'RS256', 'RS384', 'ES384' (default is RS256)
 );
 // clientAssertionRes.data.jwt contains the client assertion JWT
 ```

lib/management/jwt.test.ts

@@ -298,6 +298,7 @@ describe('Management JWT', () => {
           ['https://example.com/token'],
           300,
           true,
+          'ES384',
         );
 
       expect(mockHttpClient.post).toHaveBeenCalledWith(apiPaths.jwt.clientAssertion, {
@@ -306,6 +307,7 @@ describe('Management JWT', () => {
         audience: ['https://example.com/token'],
         expiresIn: 300,
         flattenAudience: true,
+        algorithm: 'ES384',
       });
 
       expect(resp).toEqual({

lib/management/jwt.ts

@@ -79,6 +79,7 @@ const withJWT = (httpClient: HttpClient) => ({
     audience: string[],
     expiresIn: number,
     flattenAudience?: boolean,
+    algorithm?: 'RS256' | 'RS384' | 'ES384',
   ): Promise<SdkResponse<ClientAssertionResponse>> =>
     transformResponse(
       httpClient.post(apiPaths.jwt.clientAssertion, {
@@ -87,6 +88,7 @@ const withJWT = (httpClient: HttpClient) => ({
         audience,
         expiresIn,
         flattenAudience,
+        algorithm,
       }),
     ),
 });