// This method gets called by the runtime. Use this method to configure the HTTP request pipeline. public void Configure(IApplicationBuilder app, IHostingEnvironment env, RobotContext db) { if (env.IsDevelopment()) { app.UseDeveloperExceptionPage(); } else { // The default HSTS value is 30 days. You may want to change this for production scenarios, see https://aka.ms/aspnetcore-hsts. app.UseHsts(); } db.Database.EnsureCreated(); if (!db.Robots.Any()) { StreamReader r = new StreamReader("bots.json"); string json = r.ReadToEnd(); List <Robot> bots = JsonConvert.DeserializeObject <List <Robot> >(json); db.AddRange(bots); db.SaveChanges(); } app.UseHttpsRedirection(); app.UseMvc(); }