Add project files.

LeagueAPI/Utils/ProcessInfo.cs

@@ -0,0 +1,33 @@
+using System.Diagnostics;
+
+namespace LeagueAPI.Utils;
+
+public class ProcessInfo
+{
+    private static readonly List<IPortTokenBehavior> Behaviors =
+    [
+        new PortTokenWithLockfile(),
+        new PortTokenWithProcessList(),
+    ];
+
+    public int AppPort { get; }
+    public string RemotingAuthToken { get; }
+
+    internal ProcessInfo(Process process)
+    {
+        List<Exception> exceptions = [];
+        foreach (IPortTokenBehavior behavior in Behaviors)
+        {
+            if (behavior.TryGet(process, out string remotingAuthToken, out int appPort, out Exception? exception))
+            {
+                RemotingAuthToken = remotingAuthToken;
+                AppPort = appPort;
+                return;
+            }
+
+            exceptions.Add(exception);
+        }
+
+        throw new AggregateException("Unable to obtain process information.", exceptions);
+    }
+}