This is my idea for the long range directional antenna, I have the choice of either running an ethernet up to it, or having a second AP that perhaps is pointed down for example or 360 degrees so that there is general Wifi in the basecamp area as well.

https://www.amazon.com/EnGenius-Technologies-EnStation5-AC-Outdoor-Wireless/dp/B073H5KSSJ/ref=sr_1_50?dchild=1&keywords=directional+wifi+ap+2.4&qid=1594271959&s=electronics&sr=1-50#customerReviews