Put locale in compliance portal URLs

Path-segment locales make each language crawlable with self
canonical and hreflang, while identity.locale persists an
explicit choice without client storage or cookie banners.

Signed-off-by: Émile Ré <emile@probo.com>

pkg/server/api/complianceportal/v1/base_resolvers.go

@@ -35,6 +35,7 @@ func (r *queryResolver) Viewer(ctx context.Context) (*types.Identity, error) {
 		Email:         identity.EmailAddress,
 		FullName:      identity.FullName,
 		EmailVerified: identity.EmailAddressVerified,
+		Locale:        identity.Locale,
 		CreatedAt:     identity.CreatedAt,
 		UpdatedAt:     identity.UpdatedAt,
 	}, nil