Add Editor Config

.editorconfig

@@ -0,0 +1,10 @@
+[*.cs]
+
+# Organize usings
+dotnet_sort_system_directives_first = true
+
+# IDE0160: Convert to block scoped namespace
+csharp_style_namespace_declarations = file_scoped
+
+# CS4014: Because this call is not awaited, execution of the current method continues before the call is completed
+dotnet_diagnostic.CS4014.severity = error