Six tiers of ore, trees, hides and gear; dragons; tier tabs

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

app.py

@@ -361,6 +361,9 @@ class Handler(BaseHTTPRequestHandler):
             return "That can't be equipped"
         if player["bank"].get(item, 0) < 1:
             return "You don't have one"
+        problem = game.equip_problem(player, item)
+        if problem:
+            return problem
         game.bank_take(player, item, 1)
         current = player["equip"][spec["slot"]]
         if current: