Use config for overriding port numbers

src/Squidex/Config/Orleans/OrleansServices.cs

@@ -58,8 +58,8 @@ namespace Squidex.Config.Orleans
             {
                 ["MongoDB"] = () =>
                 {
-                    var siloPort = int.Parse(Environment.GetEnvironmentVariable("Orleans.SiloPort") ?? "11111");
-                    var gatewayPort = int.Parse(Environment.GetEnvironmentVariable("Orleans.GatewayPort") ?? "40000");
+                    int siloPort = int.TryParse(config.GetRequiredValue("orleans:siloPort"), out siloPort) ? siloPort : 11111;
+                    int gatewayPort = int.TryParse(config.GetRequiredValue("orleans:gatewayPort"), out gatewayPort) ? gatewayPort : 40000;
 
                     hostBuilder.ConfigureEndpoints(Dns.GetHostName(), siloPort, gatewayPort, listenOnAnyHostAddress: true);
 

src/Squidex/appsettings.json

@@ -177,7 +177,13 @@
      * 
      * Supported: MongoDB, Development
      */
-    "clustering": "MongoDb"
+    "clustering": "MongoDb",
+    /*
+     * The ports used to host the Orleans silo and the Gateway to connect to it
+     * optional: defaults to 11111 (silo) and 40000 (gateway) when not provided
+     */
+    "siloPort": "11111",
+    "gatewayPort": "40000"
   },
 
   "eventStore": {