Add nurse care queue and person-card health tab.

Sick people seek MedicalOffice for tend by Medicine skill; symptoms cut talk weight; no heal API.

Co-authored-by: Cursor <cursoragent@cursor.com>

src/HSchool.Content/DiseaseDefs.cs

@@ -28,6 +28,15 @@ public sealed class DiseaseStage
 
     /// <summary>Multiplies Warmth decay. 1 = unchanged.</summary>
     public float WarmthDecayFactor { get; init; } = 1f;
+
+    /// <summary>
+    /// Multiplies Chat / talk leisure weight and talk-circle start pull. 1 = unchanged; lower when
+    /// symptoms make conversation harder.
+    /// </summary>
+    public float TalkWeightFactor { get; init; } = 1f;
+
+    /// <summary>Locale key for the person-card effect line. Empty — card shows severity only.</summary>
+    public string Effect { get; init; } = "";
 }
 
 /// <summary>
@@ -72,4 +81,18 @@ public sealed class DiseaseDef : Def
 
     /// <summary>When true, the carrier can infect during incubation before stage effects apply.</summary>
     public bool ContagiousDuringIncubation { get; init; }
+
+    /// <summary>
+    /// After incubation, severity at or above this sends the person toward the nurse's office.
+    /// </summary>
+    public float NurseSeekSeverity { get; init; } = 0.35f;
+
+    /// <summary>
+    /// Extra severity change per day while a nurse tends (usually negative). 0 — care only
+    /// advances progress.
+    /// </summary>
+    public float TendSeverityPerDay { get; init; }
+
+    /// <summary>Extra progress per day while a nurse tends (speeds recovery / immunity).</summary>
+    public float TendProgressPerDay { get; init; }
 }