what do i do..?

so i took admission in a course that people r saying its very hard to get a job in and that they pay really less and i dont know any other course i can apply for right now so what r some general skills i must learn to make the chances of getting a job higher ive been an introvert my entire life so i hav really bad public speaking skills im not athletic so i dont hav any extra curricular achievements and i am mediocre in studies so no great achievements in that either and all i do rn is watch anime and ruin my days so i need help