feat(server/vehicle): add convar for ox:defaultVehicleStore

Sets vehicles to be stored to this value on resource start, or
not at all if set as an empty string.

Resolves #228.

Author: thelindat

common/config.ts

@@ -1,6 +1,7 @@
 export const SV_LAN = GetConvarInt('sv_lan', 0) === 1;
 export const CHARACTER_SLOTS = GetConvarInt('ox:characterSlots', 1);
 export const PLATE_PATTERN = GetConvar('ox:plateFormat', '........').toUpperCase();
+export const DEFAULT_VEHICLE_STORE = GetConvar('ox:defaultVehicleStore', 'impound');
 
 export const DEBUG = (() => {
   DEV: return true;

server/vehicle/db.ts

@@ -1,5 +1,6 @@
 import { db } from '../db';
 import { VehicleProperties } from '@overextended/ox_lib';
+import { DEFAULT_VEHICLE_STORE } from 'config';
 
 export type VehicleRow = {
   id: number;
@@ -11,7 +12,8 @@ export type VehicleRow = {
   data: { properties: VehicleProperties; [key: string]: any };
 };
 
-setImmediate(() => db.query('UPDATE vehicles SET `stored` = ? WHERE `stored` IS NULL', ['impound']));
+if (DEFAULT_VEHICLE_STORE)
+  setImmediate(() => db.query('UPDATE vehicles SET `stored` = ? WHERE `stored` IS NULL', [DEFAULT_VEHICLE_STORE]));
 
 export async function IsPlateAvailable(plate: string) {
   return !(await db.exists('SELECT 1 FROM vehicles WHERE plate = ?', [plate]));