Added configurations for entity builders. Also added VoiceWorkLocaalization entity.

JSMR.Infrastructure/Data/Configuration/VoiceWorkCreatorConfiguration.cs

@@ -0,0 +1,28 @@
+using JSMR.Domain.Entities;
+using Microsoft.EntityFrameworkCore;
+using Microsoft.EntityFrameworkCore.Metadata.Builders;
+
+namespace JSMR.Infrastructure.Data.Configuration;
+
+public sealed class VoiceWorkCreatorConfiguration : IEntityTypeConfiguration<VoiceWorkCreator>
+{
+    public void Configure(EntityTypeBuilder<VoiceWorkCreator> builder)
+    {
+        builder.ToTable("voice_work_creators");
+        builder.HasKey(x => new { x.VoiceWorkId, x.CreatorId });
+
+        builder.HasOne(x => x.VoiceWork)
+            .WithMany(v => v.VoiceWorkCreators)
+            .HasForeignKey(x => x.VoiceWorkId)
+            .OnDelete(DeleteBehavior.Cascade);
+
+        builder.HasOne(x => x.Creator)
+            .WithMany()
+            .HasForeignKey(x => x.CreatorId)
+            .OnDelete(DeleteBehavior.Cascade);
+
+        builder.HasIndex(x => x.CreatorId);
+        builder.HasIndex(x => new { x.VoiceWorkId, x.Position });
+        builder.HasIndex(x => x.IsValid);
+    }
+}