feat: support login with multiple cie account

relying_party/relying_party/rp_overrides.py

@@ -29,6 +29,15 @@ def _visione_redirect_uri(request):
     return request.session.get("visione_frontend_redirect_uri")
 
 
+def _visione_session_snapshot(request):
+    keys = (
+        "visione_state",
+        "visione_frontend_redirect_uri",
+        "visione_provider_issuer",
+    )
+    return {key: request.session.get(key) for key in keys if key in request.session}
+
+
 def _visione_error_redirect(request, error, error_description="", status=302):
     frontend_redirect_uri = _visione_redirect_uri(request)
     if frontend_redirect_uri:
@@ -324,7 +333,9 @@ class VisioneRpCallbackView(SpidCieOidcRpCallbackView):
             request.session["rt_jti"] = decoded_refresh_token["jti"]
 
         from django.contrib.auth import login
+        visione_session = _visione_session_snapshot(request)
         login(request, user)
+        request.session.update(visione_session)
         request.session["oidc_rp_user_attrs"] = user_attrs
         request.session["at_expiration"] = decoded_access_token["exp"] - iat_now()
         request.session["at_jti"] = decoded_access_token["jti"]