Add project files.

MyOffice.Web/Identity/CorsPolicyService .cs

@@ -0,0 +1,27 @@
+namespace MyOffice.Web.Identity;
+
+using Core.Extensions;
+using IdentityServer4.Services;
+using Infrastructure;
+
+public class CorsPolicyService : ICorsPolicyService
+{
+	private readonly ILogger<CorsPolicyService> _logger;
+	private readonly GlobalSettings _globalSettings;
+
+	public CorsPolicyService(
+		ILogger<CorsPolicyService> logger,
+		GlobalSettings globalSettings
+	)
+	{
+		_logger = logger;
+		_globalSettings = globalSettings;
+	}
+
+	public Task<bool> IsOriginAllowedAsync(string origin)
+	{
+
+		var result = origin.EqualsIgnoreCase(_globalSettings.Host);
+		return Task.FromResult(result);
+	}
+}