Initial commit

Source/ProofOfConcept/Services/MQTTClient.cs

@@ -0,0 +1,24 @@
+namespace ProofOfConcept.Services;
+
+public class MQTTClient
+{
+    private ILogger<MQTTClient> logger;
+    private MQTTClientConfiguration configuration;
+
+    public MQTTClient(ILogger<MQTTClient> logger, IOptionsMonitor<MQTTClientConfiguration> options)
+    {
+        this.logger = logger;
+        this.configuration = options.CurrentValue;
+
+        options.OnChange(newValue =>
+        {
+            this.configuration = newValue;
+            logger.LogInformation("Configuration of {ClassName} changed", nameof(MQTTClient));
+        });
+    }
+}
+
+public class MQTTClientConfiguration
+{
+    
+}