fix(combat-ui): 보상 화면에서 손패/덱HUD 숨김 (플레이테스트 발견)

보상 오버레이 아래로 손패가 비쳐 시각 충돌 → OfferReward 진입 시 CardHand/DeckHud off
(PickReward→ShowMap 경로가 상태 복원).

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

RootDesk/MyDesk/SlayDeckController.codeblock

@@ -1350,7 +1350,7 @@
             "Name": null
           },
           "Arguments": [],
-          "Code": "local pool = {}\nfor id, _ in pairs(self.Cards) do\n\ttable.insert(pool, id)\nend\nself.RewardChoices = {}\nfor i = 1, 3 do\n\tself.RewardChoices[i] = pool[math.random(1, #pool)]\n\tself:ApplyRewardVisual(i, self.RewardChoices[i])\nend\nlocal hud = _EntityService:GetEntityByPath(\"/ui/DefaultGroup/RewardHud\")\nif hud ~= nil then\n\thud.Enable = true\nend",
+          "Code": "self:SetEntityEnabled(\"/ui/DefaultGroup/CardHand\", false)\nself:SetEntityEnabled(\"/ui/DefaultGroup/DeckHud\", false)\nlocal pool = {}\nfor id, _ in pairs(self.Cards) do\n\ttable.insert(pool, id)\nend\nself.RewardChoices = {}\nfor i = 1, 3 do\n\tself.RewardChoices[i] = pool[math.random(1, #pool)]\n\tself:ApplyRewardVisual(i, self.RewardChoices[i])\nend\nlocal hud = _EntityService:GetEntityByPath(\"/ui/DefaultGroup/RewardHud\")\nif hud ~= nil then\n\thud.Enable = true\nend",
           "Scope": 2,
           "ExecSpace": 6,
           "Attributes": [],

tools/deck/gen-slaydeck.mjs

@@ -2458,7 +2458,9 @@ end`, [{ Type: 'number', DefaultValue: null, SyncDirection: 0, Attributes: [], N
 end`, [{ Type: 'number', DefaultValue: null, SyncDirection: 0, Attributes: [], Name: 'slot' }]),
     method('RenderRun', `self:SetText("/ui/DefaultGroup/CombatHud/TopBar/Floor", "막 " .. string.format("%d", self.Floor) .. "/" .. string.format("%d", self.RunLength))
 self:SetText("/ui/DefaultGroup/CombatHud/TopBar/Gold", "골드 " .. string.format("%d", self.Gold))`),
-    method('OfferReward', `local pool = {}
+    method('OfferReward', `self:SetEntityEnabled("/ui/DefaultGroup/CardHand", false)
+self:SetEntityEnabled("/ui/DefaultGroup/DeckHud", false)
+local pool = {}
 for id, _ in pairs(self.Cards) do
 	table.insert(pool, id)
 end