强化流程：确认动画与属性刷新的编排

 fx-star

-- 错误：请求返回立即结算，动画沦为装饰
function onEnhanceResult(equip, result)
    applyAttr(equip, result.delta)
    playEnhanceFx(equip)
    refreshAttrPanel()
end

local flow = {state = "idle"}
local function settle(equip, snapshot)
    applyAttr(equip, snapshot.delta)
    refreshAttrPanel()
    showFloat(snapshot.delta)
    flow.state = "idle"
end
local function startEnhance(equip, result)
    if flow.state ~= "idle" then return end
    flow.state = "playing"
    playEnhanceFx(equip, function()
        settle(equip, result)
    end)
end
local function skipEnhance(equip)
    if flow.state ~= "playing" then return end
    fastForwardFx(equip)
end