Добавил слой Infrastructure

backend/UniVerse.Infrastructure/Data/Configurations/TeacherProfileConfiguration.cs

@@ -0,0 +1,28 @@
+using Microsoft.EntityFrameworkCore;
+using Microsoft.EntityFrameworkCore.Metadata.Builders;
+using UniVerse.Domain.Entities;
+
+namespace UniVerse.Infrastructure.Data.Configurations;
+
+public class TeacherProfileConfiguration : IEntityTypeConfiguration<TeacherProfile>
+{
+    public void Configure(EntityTypeBuilder<TeacherProfile> builder)
+    {
+        builder.ToTable("teacher_profiles");
+
+        builder.HasKey(t => t.Id);
+        builder.Property(t => t.Id).HasColumnName("id");
+        builder.Property(t => t.UserId).HasColumnName("user_id");
+        builder.Property(t => t.Department).HasColumnName("department").HasMaxLength(255);
+        builder.Property(t => t.Title).HasColumnName("title").HasMaxLength(255);
+        builder.Property(t => t.Bio).HasColumnName("bio");
+        builder.Property(t => t.ModeusId).HasColumnName("modeus_id").HasMaxLength(255);
+
+        builder.HasOne(t => t.User)
+            .WithOne(u => u.TeacherProfile)
+            .HasForeignKey<TeacherProfile>(t => t.UserId)
+            .OnDelete(DeleteBehavior.Cascade);
+
+        builder.HasIndex(t => t.UserId).IsUnique();
+    }
+}