Registration rework

+ InvitesRepository
+ AdminsRepository
+ rework jwt

Govor.Data/Configurations/InvitationConfiguration.cs

@@ -0,0 +1,18 @@
+using Govor.Core.Models;
+using Microsoft.EntityFrameworkCore;
+using Microsoft.EntityFrameworkCore.Metadata.Builders;
+
+namespace Govor.Data.Configurations;
+
+public class InvitationConfiguration : IEntityTypeConfiguration<Invitation>
+{
+    public void Configure(EntityTypeBuilder<Invitation> builder)
+    {
+        builder.HasKey(i => i.Id);
+        
+        builder.HasMany(i => i.Users)
+            .WithOne(u => u.Invite)
+            .HasForeignKey(u => u.InviteId)
+            .OnDelete(DeleteBehavior.Cascade);
+    }
+}