Typos, format and async consistency

GoveeCsharpConnector.Example/Extensions.cs

@@ -0,0 +1,8 @@
+namespace GoveeCsharpConnector.Example;
+
+public static class Extensions {
+
+    public static bool EqualWhenIgnoringCase(this string? value, string compare) =>
+        string.IsNullOrWhiteSpace(value) || value.Equals(compare, StringComparison.OrdinalIgnoreCase);
+
+}