feat(es_extended/server/functions): add promise support for ESX.GetVehicleType

[core]/es_extended/server/functions.lua

@@ -386,19 +386,38 @@ end
 
 ---@param model string|number
 ---@param player number
----@param cb function
+---@param cb function?
 ---@diagnostic disable-next-line: duplicate-set-field
+---@return string?
 function ESX.GetVehicleType(model, player, cb)
+    if cb and not ESX.IsFunctionReference(cb) then
+        error("Invalid callback function")
+    end
+
+    local promise = not cb and promise.new()
+
+    local function resolve(result)
+        if promise then
+            promise:resolve(result)
+        elseif cb then
+            cb(result)
+        end
+    end
+
     model = type(model) == "string" and joaat(model) or model
 
     if Core.vehicleTypesByModel[model] then
-        return cb(Core.vehicleTypesByModel[model])
+        return resolve(Core.vehicleTypesByModel[model])
     end
 
     ESX.TriggerClientCallback(player, "esx:GetVehicleType", function(vehicleType)
         Core.vehicleTypesByModel[model] = vehicleType
-        cb(vehicleType)
+        resolve(vehicleType)
     end, model)
+
+    if promise then
+        return Citizen.Await(promise)
+    end
 end
 
 ---@param name string