Initial skeleton

module/models/field.mjs

@@ -0,0 +1,26 @@
+import { SYSTEM } from "../config/system.mjs"
+
+export default class AwEField extends foundry.abstract.TypeDataModel {
+  static defineSchema() {
+    const fields = foundry.data.fields
+    const schema = {}
+
+    schema.description = new fields.HTMLField({ required: true, textSearch: true })
+    schema.keyAttribute = new fields.StringField({
+      required: true,
+      nullable: false,
+      initial: "agility",
+      choices: Object.keys(SYSTEM.ATTRIBUTES)
+    })
+    schema.keyAttribute2 = new fields.StringField({
+      required: false,
+      nullable: true,
+      initial: null,
+      choices: [...Object.keys(SYSTEM.ATTRIBUTES), null]
+    })
+    schema.specializations = new fields.ArrayField(new fields.StringField())
+    schema.knowledgeBonus = new fields.StringField({ initial: "", required: false, nullable: true })
+
+    return schema
+  }
+}