Violent protest of any kind on any issue should be curbed up on strictly with heavy penalty, but peaceful protests should be allowed if its not disturbing others lives/resources as Its upon the choice of elected govt of that time whether to take note and act up on the demands or not.
As for this case, IMO remunerations provided in return to four years service is much less. They are providing lifelong pension to elected representatives even if holding office for 1 day. Some states are even bearing the IT return of these representatives from treasury. And you want soldiers on rent. What if due to less remuneration and short tenure these Agniveers go corrupt or repel from duty midterm,...
more... price will be paid by nation. From last two years, they haven't conducted recruitment camps owing to Covid. Now instead of giving relaxation to preparing candidates they give them this contract soldier opening. IMO at least defense forces should be spared from such short term contracts.
However, personally denounce any kind of violence or harm to public property in any case.