feat(gateway): configure garage S3 subdomain

contour/resources/default_gateway.yaml

@@ -56,6 +56,20 @@ spec:
         mode: Terminate
         certificateRefs:
           - name: coder-port-forwards-tls
+    - name: garage-s3-subdomains
+      hostname: "*.s3.icb4dc0.de"
+      port: 443
+      protocol: HTTPS
+      allowedRoutes:
+        namespaces:
+          from: Selector
+          selector:
+            matchLabels:
+              kubernetes.io/metadata.name: garage
+      tls:
+        mode: Terminate
+        certificateRefs:
+          - name: garage-s3-subdomains-tls
     - name: buildr-fider-community
       hostname: community.buildr.icb4dc0.de
       port: 443