add server status & capabilities

Pilz.Net/Api/ApiServer.cs

@@ -20,7 +20,7 @@ public class ApiServer : IApiServer
     protected readonly Dictionary<Type, IApiMessageSerializer> serializers = [];
     protected readonly Dictionary<ThreadHolder, IDataManager> managers = [];
     protected HttpListener httpListener;
-    protected int restartAttempts = 0;
+    protected uint restartAttempts = 0;
     protected DateTime lastRestartAttempt;
     protected SemaphoreSlim? semaphore;
     protected bool doListen;
@@ -36,6 +36,10 @@ public class ApiServer : IApiServer
     protected record PrivateMessageHandler(string Url, bool UseRegEx, Delegate Handler, PrivateParameterInfo[] Parameters, ApiMessageHandlerAttribute Attribute);
     protected record PrivateApiResult(ApiResult Original, object? ResultContent);
 
+    public int HandlersCount => handlers.Count;
+    public int ManagersCount => managers.Count;
+    public uint RestartAttempts => restartAttempts;
+
     public string ApiUrl { get; }
     public uint ApiVersion { get; set; } = 1;
     public virtual bool EnableAuth { get; set; }
@@ -112,11 +116,6 @@ public class ApiServer : IApiServer
         Receive();
     }
 
-    public virtual void Stop()
-    {
-        Stop(true);
-    }
-
     public virtual void Stop(bool graceful)
     {
         Log.Info("Stopping listener");
@@ -184,6 +183,15 @@ public class ApiServer : IApiServer
             semaphore.Release();
     }
 
+    public virtual IEnumerable<string> GetEndpoints()
+    {
+        return handlers.SelectMany(n => n.Attribute.Methods.Select(m => new
+        {
+            n.Attribute.Route,
+            Method = m,
+        })).OrderBy(n => n.Route).ThenBy(n => n.Method).Select(n => $"{n.Method} {n.Route}");
+    }
+
     public virtual void RegisterHandler<T>(T instance) where T : class
     {
         // Initialize