Added tool calling support (#731)

Co-authored-by: krut_ni <nils.kruthoff@dlr.de>
Co-authored-by: Thorsten Sommer <SommerEngineering@users.noreply.github.com>

app/MindWork AI Studio/Provider/OpenAI/ChatCompletionAPIRequest.cs

@@ -17,8 +17,14 @@ public record ChatCompletionAPIRequest(
     public ChatCompletionAPIRequest() : this(string.Empty, [], true)
     {
     }
+
+    [JsonIgnore(Condition = JsonIgnoreCondition.WhenWritingNull)]
+    public IList<object>? Tools { get; init; }
+
+    [JsonIgnore(Condition = JsonIgnoreCondition.WhenWritingNull)]
+    public bool? ParallelToolCalls { get; init; }
     
     // Attention: The "required" modifier is not supported for [JsonExtensionData].
     [JsonExtensionData]
     public IDictionary<string, object> AdditionalApiParameters { get; init; } = new Dictionary<string, object>();
-}
+}