feat: add oauth2 code verifier

* fix: ensure oauth state param matches before finishing oauth flow

Signed-off-by: Tin Pecirep <tin.pecirep@gmail.com>

* chore: upgrade openid-client to v6

Signed-off-by: Tin Pecirep <tin.pecirep@gmail.com>

* feat: use PKCE for oauth2 on supported clients

Signed-off-by: Tin Pecirep <tin.pecirep@gmail.com>

* feat: use state and PKCE in mobile app

Signed-off-by: Tin Pecirep <tin.pecirep@gmail.com>

* fix: remove obsolete oauth repository init

Signed-off-by: Tin Pecirep <tin.pecirep@gmail.com>

* fix: rewrite callback url if mobile redirect url is enabled

Signed-off-by: Tin Pecirep <tin.pecirep@gmail.com>

* fix: propagate oidc client error cause when oauth callback fails

Signed-off-by: Tin Pecirep <tin.pecirep@gmail.com>

* fix: adapt auth service tests to required state and PKCE params

Signed-off-by: Tin Pecirep <tin.pecirep@gmail.com>

* fix: update sdk types

Signed-off-by: Tin Pecirep <tin.pecirep@gmail.com>

* fix: adapt oauth e2e test to work with PKCE

Signed-off-by: Tin Pecirep <tin.pecirep@gmail.com>

* fix: allow insecure (http) oauth clients

Signed-off-by: Tin Pecirep <tin.pecirep@gmail.com>

---------

Signed-off-by: Tin Pecirep <tin.pecirep@gmail.com>
Co-authored-by: Jason Rasmussen <jason@rasm.me>

mobile/pubspec.yaml

@@ -22,6 +22,7 @@ dependencies:
   collection: ^1.18.0
   connectivity_plus: ^6.1.3
   crop_image: ^1.0.16
+  crypto: ^3.0.6
   device_info_plus: ^11.3.3
   dynamic_color: ^1.7.0
   easy_image_viewer: ^1.5.1