I don’t know what to do diy lost

I just purchased a 2024 geo pro 20bhs The rv dealer didn’t know much about the geo pro he told me you got solar panels and inverter and you can be off grid  a couple days running your a/c

i was shocked I told my wife I can’t believe  technology is that advanced
so we bought the Rv

I know I should did my research

well I’m a newbie on the Rv thing and also on solar

but I always wanted an Rv

so now we didn’t went no were I have the Rv parked in my driveway and I don’t se my wife to happy

I will love to used but I want to make it better

i want to use those panels and make it off the grid at least 2 to 3 days

i Need help lots of help

i was thinking on 24v victron with life po lithium batteries 200 amp

any recommendations also any schematics or guides on what I need

i want a/c running   Couple hours at night

phones charge

coffee maker must have

tv fridge and water heater awning are 12v

only a/c and microwave are 120 v

help please