Here is the full list of all 12 Lhama Clicker Prologue achievements. It takes around 0-1 hour to unlock all of the achievements on Windows.
accumulate 1 ascension points
get 1 million llamas
click 1000 times
click one golden llama
spend 100 thousand llamas
reach lv 3
get 10.000 llamas
click 500 times
get 10 click power
get 5 llamas per second
click 100 times
get 100 llamas