fixed basic movement, now add world loading

packs/base/data/npcs/npcdefs.json

@@ -0,0 +1,24 @@
+{
+  "schema": 1,
+  "npcdefs": [
+    {
+      "id": "npcdef:shopkeeper_basic",
+      "name": "Mara",
+      "dialogue": ["Welcome!", "Take a look at my goods."],
+      "shop_inventory": [
+        { "item": "item:forest_herb", "price": 10 }
+      ]
+    },
+    {
+      "id": "npcdef:trainer_story_01",
+      "name": "Rook",
+      "dialogue": ["If you want to pass, prove yourself."],
+      "battle": {
+        "team": ["creature:ember_fox"],
+        "reward_money": 25,
+        "on_win_unlocks": ["ability:dash"]
+      }
+    }
+  ]
+}
+