need yalls help and advice

so im gunna start growing some weed lol im gunna make a wooded box gunna be 4 feet talll 3 feet wide and prolly 3 feet deep and its all wood im trying to build a simple set up

so heres where i need yalls help

i want to grow just 2 plants using dirt

what kind lights and how many and what wattage for just 2 plants?

i know i need a timer

i know i need to put reflecter film on the inside

what do i need to put ether inside the box or outside the box for smell? i dont want me or anyone to know that im growing I want somthing thats safe for me and the plants to breath in and not super complicated to hook up lol

i know a need a fan can i just use a regular fan for the inside?

i need a temp gauge and a humidity gauge as well

what exact dirt do i need to use?

thats all i can think of but if yall want to add please do im trying to keep this as simple as possible and as cheap as possible but im not a cheap ass and this is gunna be in my attic as well