Welcome to the family there is alot of info here, and collective wisdom.
Feel free to share/ask question about your buildout
I have listed a couple ideas/topics below.
House Plan
Building Material
I like insulation (rigid foam or strawbale) covered with weight bearing chicken mesh and stucco cement/ferrocement 1.5inch on the inside and likewise on the outside
Heating system
I like the idea of some thermal storage earthen/cement floor and then radiant heating
(1) from some slightly overheating silicon insulated electrical wire powered by solar
(2) pex tubing with hot water powered by a gas/solar/heat pump/wood stove heater
Potable Water System
Pex tubing,
pex distrubution manifold
Hot water heater
Water purification system
Well/tank pump,
well or Basement tank+roof catchment
Electric System
Solar Panel 12,000W per day ($3,000)
Rack System
Charge Controller
BreakerBox
Battery LiFePO4
Inverter
Backup Charger
Backup 2000w generator
Sanitation System
Composting Tiolet
Plumbing
Gray Water
Septic Tank
Greenhouse
Attached 800sqft for some winter production of mushroom, eggs, greens, possible fish+milk
Honey
Fish
Egg
Fowl/Chicken
Milk
Leafy Greens
Culinary Herbs
Nuts (12 hazelnut plants provides all the calorie an adult needs for the year)
Fruits