Added Mqtt and SignalR

Birdmap.API/Extensions/ServiceCollectionExtensions.cs

@@ -0,0 +1,33 @@
+using Birdmap.API.Options;
+using Birdmap.API.Services.Mqtt;
+using Microsoft.Extensions.DependencyInjection;
+using Microsoft.Extensions.Hosting;
+using System;
+
+namespace Birdmap.API.Extensions
+{
+    public static class ServiceCollectionExtensions
+    {
+        public static IServiceCollection AddMqttClientServiceWithConfig(this IServiceCollection services, Action<AspCoreMqttClientOptions> configureOptions)
+        {
+            services.AddSingleton(serviceProvider =>
+            {
+                var optionBuilder = new AspCoreMqttClientOptions(serviceProvider);
+                configureOptions(optionBuilder);
+                return optionBuilder.Build();
+            });
+            services.AddSingleton<MqttClientService>();
+            services.AddSingleton<IHostedService>(serviceProvider =>
+            {
+                return serviceProvider.GetService<MqttClientService>();
+            });
+            services.AddSingleton(serviceProvider =>
+            {
+                var mqttClientService = serviceProvider.GetService<MqttClientService>();
+                var mqttClientServiceProvider = new MqttClientServiceProvider(mqttClientService);
+                return mqttClientServiceProvider;
+            });
+            return services;
+        }
+    }
+}