Add quick slot and consumables (health and mana potions)

src/engine/world/generator.ts

@@ -2,6 +2,7 @@ import { type World, type EntityId, type RunState, type Tile, type Actor, type V
 import { TileType } from "../../core/terrain";
 import { idx } from "./world-logic";
 import { GAME_CONFIG } from "../../core/config/GameConfig";
+import { ITEMS } from "../../core/config/Items";
 import { seededRandom } from "../../core/math";
 import * as ROT from "rot-js";
 
@@ -46,7 +47,14 @@ export function generateWorld(floor: number, runState: RunState): { world: World
     pos: { x: playerX, y: playerY },
     speed: GAME_CONFIG.player.speed,
     stats: { ...runState.stats },
-    inventory: { gold: runState.inventory.gold, items: [...runState.inventory.items] },
+    inventory: { 
+      gold: runState.inventory.gold, 
+      items: [
+        ...runState.inventory.items,
+        // Add starting items for testing if empty
+        ...(runState.inventory.items.length === 0 ? [ITEMS["health_potion"], ITEMS["health_potion"], ITEMS["iron_sword"]] : [])
+      ] 
+    },
     energy: 0
   });