><nav class=toc-inlined aria-label="Table of Contents"><div><hr><ol><li role=none aria-label="Design principles"><a href=#design-principles>Design principles</a><li role=none aria-label="Configuration resources in v1alpha3"><a href=#configuration-resources-in-v1alpha3>Configuration resources in v1alpha3</a><ol><li role=none aria-label=Gateway><a href=#gateway><code>Gateway</code></a><li role=none aria-label=VirtualService><a href=#virtualservice><code>VirtualService</code></a><li role=none aria-label=Destin