add open telemetry and refactor setup

Kemkas.Web/Program.cs

@@ -11,6 +11,9 @@ using Kemkas.Web.Services.Identity;
 using Microsoft.AspNetCore.DataProtection;
 using Microsoft.AspNetCore.HttpOverrides;
 using Microsoft.AspNetCore.Identity.UI.Services;
+using OpenTelemetry.Metrics;
+using OpenTelemetry.Resources;
+using OpenTelemetry.Trace;
 using IPNetwork = Microsoft.AspNetCore.HttpOverrides.IPNetwork;
 
 var builder = WebApplication.CreateBuilder(args);
@@ -34,25 +37,7 @@ builder.Services.AddSingleton<IEmailSender, MailgunEmailSender>();
 builder.Services.AddDefaultIdentity<ApplicationUser>(options => options.SignIn.RequireConfirmedAccount = true)
     .AddEntityFrameworkStores<ApplicationDbContext>();
 
-builder.Services.AddAuthentication()
-    .AddGoogle(options =>
-    {
-        var section = builder.Configuration.GetSection("Authentication:Google");
-        options.ClientId = section["ClientId"];
-        options.ClientSecret = section["ClientSecret"];
-    })
-    .AddFacebook(options =>
-    {
-        var section = builder.Configuration.GetSection("Authentication:Facebook");
-        options.ClientId = section["ClientId"];
-        options.ClientSecret = section["ClientSecret"];
-    })
-    .AddDiscord(options =>
-    {
-        var section = builder.Configuration.GetSection("Authentication:Discord");
-        options.ClientId = section["ClientId"];
-        options.ClientSecret = section["ClientSecret"];
-    });
+builder.AddAuth();
 
 builder.Services.AddControllersWithViews().AddJsonOptions(options =>
 {
@@ -62,6 +47,10 @@ builder.Services.AddControllersWithViews().AddJsonOptions(options =>
 });
 builder.Services.AddRazorPages();
 
+builder.AddOpenTelemetry();
+
+builder.Services.AddHealthChecks();
+
 builder.Services.AddCharacterServices();
 
 var app = builder.Build();
@@ -93,6 +82,8 @@ else
     app.UseHsts(); // TODO: check if this should be handled by proxy
 }
 
+app.UseHealthChecks("/health");
+
 await using (var scope = app.Services.CreateAsyncScope())
 {
     var db = scope.ServiceProvider.GetRequiredService<ApplicationDbContext>();