Add inventory file - this will contain more information about items and item groups in the future

data/inventory.json

@@ -0,0 +1,118 @@
+{
+  "item-groups": {
+    "apricorn": {
+      "name": "Apricorns"
+    },
+    "av-candy": {
+      "name": "AV candy"
+    },
+    "ball": {
+      "name": "Poké balls"
+    },
+    "battle-item": {
+      "name": "Battle items"
+    },
+    "berry": {
+      "name": "Berries"
+    },
+    "body-style": {
+      "name": "Body styles"
+    },
+    "curry-ingredient": {
+      "name": "Curry ingredients"
+    },
+    "etc": {
+      "name": "Et cetera"
+    },
+    "ev-item": {
+      "name": "EV-enhancing items"
+    },
+    "evo-item": {
+      "name": "Evolution items"
+    },
+    "exp-candy": {
+      "name": "Experience candy"
+    },
+    "flute": {
+      "name": "Flutes"
+    },
+    "fossil": {
+      "name": "Fossils"
+    },
+    "gem": {
+      "name": "Gems"
+    },
+    "hm": {
+      "name": "HMs (Hidden Machines)"
+    },
+    "hold-item": {
+      "name": "Held items"
+    },
+    "incense": {
+      "name": "Incense"
+    },
+    "key-item": {
+      "name": "Key items"
+    },
+    "mail": {
+      "name": "Mail"
+    },
+    "medicine": {
+      "name": "Medicine"
+    },
+    "mega-stone": {
+      "name": "Mega Stones"
+    },
+    "memory": {
+      "name": "Memory"
+    },
+    "mint": {
+      "name": "Mints"
+    },
+    "mulch": {
+      "name": "Mulch"
+    },
+    "other-item": {
+      "name": "Other items"
+    },
+    "partner-gift": {
+      "name": "Partner gifts"
+    },
+    "petal": {
+      "name": "Petals"
+    },
+    "plate": {
+      "name": "Plates"
+    },
+    "poke-candy": {
+      "name": "Poké candy"
+    },
+    "roto": {
+      "name": "Rotom powers"
+    },
+    "scarf": {
+      "name": "Scarves"
+    },
+    "shard": {
+      "name": "Shards"
+    },
+    "storage": {
+      "name": "Storage"
+    },
+    "tm": {
+      "name": "TMs (Technical Machines)"
+    },
+    "tr": {
+      "name": "TRs (Technical Records)"
+    },
+    "valuable-item": {
+      "name": "Valuable items"
+    },
+    "wonder-launcher": {
+      "name": "Wonder Launcher items"
+    },
+    "z-crystals": {
+      "name": "Z-crystals"
+    }
+  }
+}