Add a basic version of the GM screen.

shared/src/commonMain/kotlin/com/pixelized/shared/lwa/model/characterSheet/CharacterSheetJsonFactory.kt

@@ -87,6 +87,8 @@ class CharacterSheetJsonFactory(
     ): CharacterPreviewJson {
         return CharacterPreviewJson(
             id = sheet.id,
+            portrait = sheet.portrait,
+            thumbnail = sheet.thumbnail,
             name = sheet.name,
             level = sheet.level,
         )
@@ -98,8 +100,8 @@ class CharacterSheetJsonFactory(
         val json = CharacterSheetJsonV1(
             id = sheet.id,
             name = sheet.name,
-            thumbnail = sheet.thumbnail,
             portrait = sheet.portrait,
+            thumbnail = sheet.thumbnail,
             level = sheet.level,
             shouldLevelUp = sheet.shouldLevelUp,
             strength = sheet.strength,

shared/src/commonMain/kotlin/com/pixelized/shared/lwa/protocol/rest/CharacterPreviewJson.kt

@@ -5,6 +5,8 @@ import kotlinx.serialization.Serializable
 @Serializable
 class CharacterPreviewJson(
     val id: String,
+    val portrait: String?,
+    val thumbnail: String?,
     val name: String,
     val level: Int,
 )