Get a kit like this:

https://www.amazon.com/QWinOut-Airframe-Quadcopter-Included-Unassembly/dp/B01JFYC9RS/ref=mp_s_a_1_5?keywords=Flight+Controller+Quadcopter&qid=1662287746&sr=8-5

Get a gimbal:

http://www.tarotrc.com/Product/Detail.aspx?Lang=en&Id=6dbcf6be-be09-4429-87c5-ca41c426aae0

And an old gopro.

Get a display.

Get the bluetooth ground station and datalink for waypoints.