Gitlab pkce backend not passing client_id to gitlab

Describe the bug Using Gitlab

To Reproduce

Expected behavior

Screenshots Using Gitlab self hosted as a backend for Netlify CMS is resulting in and error message of Missing required parameter: client_id.

How to reproduce:

1. Once clicking on “Login with GitLab”
2. Get redirected to `https://{{gitlab-domain}}/oauth/authorize?provider=gitlab&site_id=cms.netlify.com&scope=api
3. Get error

Following the docs from here: https://www.netlifycms.org/docs/gitlab-backend/#client-side-pkce-authorization

Applicable Versions:

• Netlify CMS version: netlify-cms-app 2.9.7
• Git provider: Gitlab 14.6.0-ee (self hosted)
• OS: MacOS 12.1
• Browser version: Firefox 95.0.2, Chrome 97.0.4692.99
• Node.JS version: NPM 8.3.2

CMS configuration Sensitive info changed to vars

backend:
  name: gitlab
  repo: {{the-group-name-here}}/articles
  auth_type: pkce
  app_id: {{app-id-goes-here}}
  api_root: https://{{gitlab-domain}}/api/v4
  base_url: https://{{gitlab-domain}}
  auth_endpoint: oauth/authorize
  branch: develop

Additional context Here is the Gitlab config:

[mryanb]

Resolved with an updated version of Netlify CMS.

[pplupo]

No, davli921. It doesn’t.

Peter P. Lupo Software Engineer, M.Sc. Certified ScrumMaster / Sun Certified Associate for Java Platform MPS.BR Authorized Appraiser and Implementation Practitioner [phone] http://www.pplupo.com

On Tue, Aug 9, 2022 at 8:26 PM davli921 @.***> wrote:

Does the page has to be hosted on Netlify to use Gitlab Backend as Oauth client for Netlify CMS?

— Reply to this email directly, view it on GitHub https://github.com/netlify/netlify-cms/issues/6158#issuecomment-1210018851, or unsubscribe https://github.com/notifications/unsubscribe-auth/ABZBNJLIVPSIMSFW5YG4LVDVYLZKHANCNFSM5MZCBITA . You are receiving this because you were mentioned.Message ID: @.***>