feat: Use V2 API's in Console (#9312)

# Which Problems Are Solved
Solves #8976

# Additional Changes
I have done some intensive refactorings and we are using the new
@zitadel/client package for GRPC access.

# Additional Context
- Closes #8976

---------

Co-authored-by: Max Peintner <peintnerm@gmail.com>

internal/command/instance_features.go

@@ -30,6 +30,7 @@ type InstanceFeatures struct {
 	EnableBackChannelLogout         *bool
 	LoginV2                         *feature.LoginV2
 	PermissionCheckV2               *bool
+	ConsoleUseV2UserApi             *bool
 }
 
 func (m *InstanceFeatures) isEmpty() bool {
@@ -47,7 +48,7 @@ func (m *InstanceFeatures) isEmpty() bool {
 		m.DisableUserTokenEvent == nil &&
 		m.EnableBackChannelLogout == nil &&
 		m.LoginV2 == nil &&
-		m.PermissionCheckV2 == nil
+		m.PermissionCheckV2 == nil && m.ConsoleUseV2UserApi == nil
 }
 
 func (c *Commands) SetInstanceFeatures(ctx context.Context, f *InstanceFeatures) (*domain.ObjectDetails, error) {