Added a few items and corresponding alteration for one of them

items/ARROW_COMMON.json

@@ -0,0 +1,18 @@
+{
+    "type": "com.pixelized.shared.lwa.model.item.ItemJsonV1",
+    "id": "ARROW_COMMON",
+    "metadata": {
+        "name": "Flèche commune",
+        "description": "Flèche commune",
+        "image": "https://bg3.wiki/w/images/4/46/MISC_Arrow_Faded.png"
+    },
+    "options": {
+        "stackable": true,
+        "equipable": false,
+        "consumable": true
+    },
+    "tags": [
+        "CONSUMABLE"
+    ],
+    "alterations": []
+}