Merge pull request 'Added OPTIONS header handling' (#77) from garages3 into main

Reviewed-on: #77

PostFundManagement.Api/Program.cs

@@ -130,7 +130,16 @@ var versionGroups = new Dictionary<int, RouteGroupBuilder>
 {
     {
         1, app.MapGroup("v{version:apiVersion}").WithApiVersionSet(versionSet)
-            .RequireCors(CorsPolicy).AddEndpointFilter<ActiveUserFilter>()
+            .RequireCors(CorsPolicy)
+            .AddEndpointFilter(async (context, next) =>
+            {
+                if (HttpMethods.IsOptions(context.HttpContext.Request.Method))
+                    return await next(context);
+
+                var filter = context.HttpContext.RequestServices.GetRequiredService<ActiveUserFilter>();
+
+                return await filter.InvokeAsync(context, next);
+            })
     }
 };