Adding a Blazor WASM app

CityInfo.API/Program.cs

@@ -75,6 +75,11 @@ builder.Services.AddAuthorization(options =>
     });
 });
 
+builder.Services.AddCors(options =>
+{
+    options.AddPolicy("Open", builder => builder.AllowAnyOrigin().AllowAnyHeader().AllowAnyMethod());
+});
+
 var app = builder.Build();
 
 if (!app.Environment.IsDevelopment())
@@ -101,6 +106,8 @@ app.UseAuthentication();
 
 app.UseAuthorization();
 
+app.UseCors("Open");
+
 app.UseEndpoints(endpoints =>
 {
     endpoints.MapControllers();