Reddit mentions of 330ft Cat6 Outdoor Waterproof Ethernet Cable Direct Burial (600MHz) Shielded (Pure Copper)

Get some of these and try doing PoE:

https://www.amazon.com/Waterproof-Outdoor-Weatherproof-Enclosure-Cabinet/dp/B0042ZKWBG

https://www.amazon.com/Wireless-ZoneFlex-Unleashed-Dual-Band-9U1-R310-US02/dp/B01FV0OIJM

https://www.amazon.com/Outdoor-Waterproof-Ethernet-Direct-Shielded/dp/B002HFKSS0

https://www.amazon.com/TP-Link-TL-SG1005P-Gigabit-Ethernet-compliant/dp/B076HZFY3F

The APs are special ones that have a software based antenna that improves range. They are the lower end (but newer) versions of this:

https://www.evdoinfo.com/content/view/5077/64/

The enclosures is intended to make it safe to use them outdoors. The outdoor cable can be buried (although it should go below the frost line). The switch is designed to power the APs. If the cables are not long enough, you will need outdoor range extenders and a beefier switch that supports 802.3at to provide the additional power needed by the range extender. These would work:

https://www.amazon.com/TRENDnet-Repeater-Amplifier-Ethernet-TPE-E100/dp/B00SDFF6S0

https://www.amazon.com/NETGEAR-Unmanaged-Rackmount-Lifetime-Protection/dp/B07788WK5V

If you need to go even further than 200m, you could probably run your own dedicated low voltage DC powerlines alongside armored fiber cable and use media converters to convert from fiber to twisted pair. You would need a switch that supports SFP modules and to get a SFP transceiver for each end.