providers/oauth2: OpenID conformance (#4758)

* don't open inspector by default when debug is enabled

Signed-off-by: Jens Langhammer <jens@goauthentik.io>

* encode error in fragment when using hybrid grant_type

Signed-off-by: Jens Langhammer <jens@goauthentik.io>

* require nonce for all response_types that get an id_token from the authorization endpoint

Signed-off-by: Jens Langhammer <jens@goauthentik.io>

* don't set empty family_name

Signed-off-by: Jens Langhammer <jens@goauthentik.io>

* only set at_hash when response has token

Signed-off-by: Jens Langhammer <jens@goauthentik.io>

* cleaner way to get login time

Signed-off-by: Jens Langhammer <jens@goauthentik.io>

* remove authentication requirement from authentication flow

Signed-off-by: Jens Langhammer <jens@goauthentik.io>

* use wrapper

Signed-off-by: Jens Langhammer <jens@goauthentik.io>

* fix auth_time not being handled correctly

Signed-off-by: Jens Langhammer <jens@goauthentik.io>

* minor cleanup

Signed-off-by: Jens Langhammer <jens@goauthentik.io>

* add test files

Signed-off-by: Jens Langhammer <jens@goauthentik.io>

* fix tests

Signed-off-by: Jens Langhammer <jens@goauthentik.io>

* remove USER_LOGIN_AUTHENTICATED

Signed-off-by: Jens Langhammer <jens@goauthentik.io>

* rework prompt=login handling

Signed-off-by: Jens Langhammer <jens@goauthentik.io>

* also set last login uid for max_age check to prevent double login when max_age and prompt=login is set

Signed-off-by: Jens Langhammer <jens@goauthentik.io>

---------

Signed-off-by: Jens Langhammer <jens@goauthentik.io>

blueprints/default/flow-default-authentication-flow.yaml

@@ -11,7 +11,7 @@ entries:
     designation: authentication
     name: Welcome to authentik!
     title: Welcome to authentik!
-    authentication: require_unauthenticated
+    authentication: none
   identifiers:
     slug: default-authentication-flow
   model: authentik_flows.flow