"make a script that walks my character 3 studs in front of where a close opposite team player will move"

-- local script 
local Players = game:GetService("Players")
local PathfindingService = game:GetService("PathfindingService")

local player = Players.LocalPlayer
local myTeam = player.Team
local myCharacter = player.Character
local myHumanoid = myCharacter:FindFirstChild("Humanoid")

local closestOpponent = nil
local closestDistance = math.huge

for _, otherPlayer in ipairs(Players:GetPlayers()) do
    if otherPlayer.Team ~= myTeam and otherPlayer.Character and otherPlayer.Character:FindFirstChild("Humanoid") then
        local distance = (myCharacter.HumanoidRootPart.Position - otherPlayer.Character.HumanoidRootPart.Position).magnitude
        if distance < closestDistance then
            closestOpponent = otherPlayer
            closestDistance = distance
        end
    end
end

if closestOpponent then
    local path = PathfindingService:CreatePath()
    path:ComputeAsync(myCharacter.HumanoidRootPart.Position, closestOpponent.Character.HumanoidRootPart.Position)

local waypoints = path:GetWaypoints()
    for i, waypoint in ipairs(waypoints) do
        if i == 1 then
            myHumanoid:MoveTo(waypoint.Position + Vector3.new(0, 0, 3)) -- move 3 studs in front
        else
            myHumanoid:MoveTo(waypoint.Position)
        end
        myHumanoid.MoveToFinished:Wait()
    end
end