bekkalokk/ingress: proxy matrix well-known files to bicep

hosts/bekkalokk/services/nginx/ingress.nix

@@ -38,6 +38,16 @@
 
         # Redirect everything else to the main website
         "/".return = "301 https://www.pvv.ntnu.no$request_uri";
+
+        # Proxy the matrix well-known files
+        # Host has be set before proxy_pass
+        # The header must be set so nginx on the other side routes it to the right place
+        "/.well-known/matrix/" = {
+          extraConfig = ''
+            proxy_set_header Host matrix.pvv.ntnu.no;
+            proxy_pass https://matrix.pvv.ntnu.no/.well-known/matrix/;
+          '';
+        };
       };
     };
   };