Лифт-платформа по кругу

-- Script внутри ElevatorPlatform (Part)
-- Лифт сам ездит вверх и вниз и переносит стоящих на нём игроков.
local Players = game:GetService("Players")
local RunService = game:GetService("RunService")
local platform = script.Parent
local HEIGHT = 25
local TRAVEL_TIME = 5
local WAIT_AT_END = 2
local bottom = platform.CFrame
local top = bottom + Vector3.new(0, HEIGHT, 0)

local params = RaycastParams.new()
params.FilterType = Enum.RaycastFilterType.Include
params.FilterDescendantsInstances = {platform}

local function getRiders()
    local riders = {}
    for _, player in ipairs(Players:GetPlayers()) do
        local character = player.Character
        local root = character and character:FindFirstChild("HumanoidRootPart")
        local humanoid = character and character:FindFirstChildOfClass("Humanoid")
        if root and humanoid and humanoid.Health > 0 then
            local hit = workspace:Raycast(root.Position, Vector3.new(0, -7, 0), params)
            if hit and hit.Instance == platform then
                riders[#riders + 1] = character
            end
        end
    end
    return riders
end

local function move(from, destination)
    local elapsed = 0
    while elapsed < TRAVEL_TIME do
        elapsed = math.min(TRAVEL_TIME, elapsed + RunService.Heartbeat:Wait())
        local t = elapsed / TRAVEL_TIME
        local eased = t * t * (3 - 2 * t)
        local previous = platform.CFrame
        local passengers = getRiders()
        local nextFrame = from:Lerp(destination, eased)
        platform.CFrame = nextFrame
        local delta = nextFrame * previous:Inverse()
        for _, character in ipairs(passengers) do
            if character.Parent then character:PivotTo(delta * character:GetPivot()) end
        end
    end
end

while platform.Parent do
    move(bottom, top)
    task.wait(WAIT_AT_END)
    move(top, bottom)
    task.wait(WAIT_AT_END)
end