feat: add plugin-mts for Match-to-Sample procedures#3631

ozp wants to merge 2 commits intojspsych:mainjspsych/jsPsych:mainfrom

ozp:claude/create-plugin-01XaLHV1dXLoUGdRzBqqEc2Yozp/jsPsych:claude/create-plugin-01XaLHV1dXLoUGdRzBqqEc2YCopy head branch name to clipboard