Fixes and enhancements, from issue list

module/models/party.mjs

@@ -6,9 +6,12 @@ export default class OathHammerParty extends foundry.abstract.TypeDataModel {
 
     schema.notes = new fields.HTMLField({ required: false, nullable: true, initial: "" })
 
-    // Ordered list of character actor IDs — position = marching order
+    // Ordered list of member entries — position = marching order
     schema.memberRefs = new fields.ArrayField(
-      new fields.StringField({ required: true, nullable: false, blank: false })
+      new fields.SchemaField({
+        id:           new fields.StringField({ required: true, nullable: false, blank: false }),
+        carriesLight: new fields.BooleanField({ initial: false }),
+      })
     )
 
     schema.treasury = new fields.SchemaField({
@@ -17,8 +20,19 @@ export default class OathHammerParty extends foundry.abstract.TypeDataModel {
       cp: new fields.NumberField({ ...requiredInteger, initial: 0, min: 0 }),
     })
 
+    schema.maxSlots = new fields.NumberField({ ...requiredInteger, initial: 0, min: 0 })
+
     return schema
   }
 
+  static migrateData(source) {
+    if (Array.isArray(source.memberRefs)) {
+      source.memberRefs = source.memberRefs.map(r =>
+        typeof r === "string" ? { id: r, carriesLight: false } : r
+      )
+    }
+    return super.migrateData(source)
+  }
+
   static LOCALIZATION_PREFIXES = ["OATHHAMMER.Party"]
 }