Fix people deduplication lookup (#14864)

src/Jellyfin.Database/Jellyfin.Database.Implementations/ModelConfiguration/PeopleBaseItemMapConfiguration.cs

@@ -12,7 +12,7 @@ public class PeopleBaseItemMapConfiguration : IEntityTypeConfiguration<PeopleBas
     /// <inheritdoc/>
     public void Configure(EntityTypeBuilder<PeopleBaseItemMap> builder)
     {
-        builder.HasKey(e => new { e.ItemId, e.PeopleId });
+        builder.HasKey(e => new { e.ItemId, e.PeopleId, e.Role });
         builder.HasIndex(e => new { e.ItemId, e.SortOrder });
         builder.HasIndex(e => new { e.ItemId, e.ListOrder });
         builder.HasOne(e => e.Item);

src/Jellyfin.Database/Jellyfin.Database.Providers.Sqlite/Migrations/20250925203415_ExtendPeopleMapKey.cs

@@ -0,0 +1,54 @@
+using Microsoft.EntityFrameworkCore.Migrations;
+
+#nullable disable
+
+namespace Jellyfin.Server.Implementations.Migrations
+{
+    /// <inheritdoc />
+    public partial class ExtendPeopleMapKey : Migration
+    {
+        /// <inheritdoc />
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropPrimaryKey(
+                name: "PK_PeopleBaseItemMap",
+                table: "PeopleBaseItemMap");
+
+            migrationBuilder.AlterColumn<string>(
+                name: "Role",
+                table: "PeopleBaseItemMap",
+                type: "TEXT",
+                nullable: false,
+                defaultValue: string.Empty,
+                oldClrType: typeof(string),
+                oldType: "TEXT",
+                oldNullable: true);
+
+            migrationBuilder.AddPrimaryKey(
+                name: "PK_PeopleBaseItemMap",
+                table: "PeopleBaseItemMap",
+                columns: new[] { "ItemId", "PeopleId", "Role" });
+        }
+
+        /// <inheritdoc />
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropPrimaryKey(
+                name: "PK_PeopleBaseItemMap",
+                table: "PeopleBaseItemMap");
+
+            migrationBuilder.AlterColumn<string>(
+                name: "Role",
+                table: "PeopleBaseItemMap",
+                type: "TEXT",
+                nullable: true,
+                oldClrType: typeof(string),
+                oldType: "TEXT");
+
+            migrationBuilder.AddPrimaryKey(
+                name: "PK_PeopleBaseItemMap",
+                table: "PeopleBaseItemMap",
+                columns: new[] { "ItemId", "PeopleId" });
+        }
+    }
+}

src/Jellyfin.Database/Jellyfin.Database.Providers.Sqlite/Migrations/JellyfinDbModelSnapshot.cs

@@ -999,16 +999,16 @@ namespace Jellyfin.Server.Implementations.Migrations
                     b.Property<Guid>("PeopleId")
                         .HasColumnType("TEXT");
 
-                    b.Property<int?>("ListOrder")
-                        .HasColumnType("INTEGER");
-
                     b.Property<string>("Role")
                         .HasColumnType("TEXT");
 
+                    b.Property<int?>("ListOrder")
+                        .HasColumnType("INTEGER");
+
                     b.Property<int?>("SortOrder")
                         .HasColumnType("INTEGER");
 
-                    b.HasKey("ItemId", "PeopleId");
+                    b.HasKey("ItemId", "PeopleId", "Role");
 
                     b.HasIndex("PeopleId");