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BlueLaminate/BlueLaminate.EFCore/Entities/SkinConditionSweep.cs

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+namespace BlueLaminate.EFCore.Entities;
+
+/// <summary>
+/// One site's "last swept" checkpoint for a single wear band. The catalogue sweep
+/// processes least-recently-swept bands first (no row = never swept), so capped/looping
+/// runs chain across the catalogue and refresh the stalest data first. Keyed by
+/// <c>(SkinConditionId, Source)</c> so each marketplace tracks its own progress
+/// independently — a band swept on one site stays never-swept on another.
+/// </summary>
+public class SkinConditionSweep
+{
+    public int Id { get; set; }
+
+    public int SkinConditionId { get; set; }
+    public SkinCondition SkinCondition { get; set; } = null!;
+
+    /// <summary>Which site swept it — a <see cref="SweepSource"/> value.</summary>
+    public string Source { get; set; } = null!;
+
+    public DateTimeOffset SweptAt { get; set; }
+}