@alice its great that you expressed your boundaries like this. You did it very respectfully towards your followers.
In a more general sense I wonder how the social network might further support you so that you do not have to repeat sending these toots.
(I just launched a new site for https://coding.social that positions Social experience design #SX which starts solution design from personal perspective and focus on Personal social networking to collect SX patterns on https://discuss.coding.social)