Add seeder.

Aaru.Server.New/Program.cs

@@ -1,5 +1,6 @@
 using System.Diagnostics;
 using Aaru.CommonTypes.Interop;
+using Aaru.Server.New;
 using Aaru.Server.New.Components;
 using Aaru.Server.New.Components.Account;
 using Blazorise;
@@ -158,6 +159,15 @@ using(IServiceScope scope = app.Services.CreateScope())
         await context.Database.MigrateAsync();
         stopwatch.Stop();
 
+        Console.WriteLine("\u001b[31;1mTook \u001b[32;1m{0} seconds\u001b[31;1m...\u001b[0m",
+                          stopwatch.Elapsed.TotalSeconds);
+
+        stopwatch.Restart();
+        Console.WriteLine("\u001b[31;1mSeeding Identity...\u001b[0m");
+        await Seeder.SeedAsync(context, services);
+        context.Database.Migrate();
+        stopwatch.Stop();
+
         Console.WriteLine("\u001b[31;1mTook \u001b[32;1m{0} seconds\u001b[31;1m...\u001b[0m",
                           stopwatch.Elapsed.TotalSeconds);
     }

Aaru.Server.New/Seeder.cs

@@ -0,0 +1,34 @@
+using Microsoft.AspNetCore.Identity;
+using DbContext = Aaru.Server.Database.DbContext;
+
+namespace Aaru.Server.New;
+
+public static class Seeder
+{
+    public static async Task SeedAsync(DbContext ctx, IServiceProvider serviceProvider)
+    {
+        var                       email       = "claunia@claunia.com";
+        var                       randChars   = new char[16];
+        UserManager<IdentityUser> userManager = serviceProvider.GetRequiredService<UserManager<IdentityUser>>();
+        var                       rnd         = new Random();
+
+        for(var i = 0; i < randChars.Length; i++) randChars[i] = (char)rnd.Next(32, 126);
+
+        string password = new(randChars);
+
+        if(await userManager.FindByEmailAsync(email) != null) return;
+
+        var user = new IdentityUser
+        {
+            Email              = email,
+            NormalizedEmail    = email,
+            EmailConfirmed     = true,
+            UserName           = email,
+            NormalizedUserName = email
+        };
+
+        IdentityResult result = await userManager.CreateAsync(user, password);
+
+        if(result.Succeeded) System.Console.WriteLine("Password is {0}, save it!", password);
+    }
+}