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.
click 100 times
click 500 times
click 1000 times
get 10 click power
click one golden llama
reach lv 3
get 100 llamas
get 10.000 llamas
get 1 million llamas
get 5 llamas per second
spend 100 thousand llamas
accumulate 1 ascension points