Implemented more life cycle handling. Added support for rootless environments

MoonlightServers.Daemon/Helpers/ServerConfigurationHelper.cs

@@ -1,4 +1,5 @@
 using Docker.DotNet.Models;
+using Mono.Unix.Native;
 using MoonCore.Helpers;
 using MoonlightServers.Daemon.Configuration;
 using MoonlightServers.Daemon.Models.Cache;
@@ -42,8 +43,20 @@ public static class ServerConfigurationHelper
         parameters.WorkingDir = "/home/container";
         
         // - User
-        //TODO: use config
-        parameters.User = $"998:998";
+        var userId = Syscall.getuid();
+
+        if (userId == 0)
+        {
+            // We are running as root, so we need to run the container as another user and chown the files when we make changes
+            parameters.User = $"998:998";
+        }
+        else
+        {
+            // We are not running as root, so we start the container as the same user,
+            // as we are not able to chown the container content to a different user
+            parameters.User = $"{userId}:{userId}";
+        }
+        
 
         // -- Mounts
         parameters.HostConfig.Mounts = new List<Mount>();