Merge pull request #35 from Kuadrant/arch-overview

add architectural overview doc

mkdocs.yml

@@ -65,9 +65,11 @@ plugins:
           import_url: 'https://github.com/kuadrant/architecture?edit_uri=/blob/main/&branch=main'
           imports:
             - /rfcs/*
+            - /docs/*
 nav:
   - 'Overview': index.md
   - 'Getting Started': getting-started.md
+  - 'Architecture': architecture/docs/design/architectural-overview.md
   - 'Installation':
     - 'Control Plane installation with Existing OCM': multicluster-gateway-controller/docs/installation/control-plane-installation.md
     - 'Service Protection installation with Existing OCM': multicluster-gateway-controller/docs/installation/service-protection-installation.md