-- Add the four participant roles shown on the meeting-summary form.
-- Each role stores a name and position; all values are optional for drafts.
ALTER TABLE "meeting_summaries"
  ADD COLUMN "pswg_reporter" VARCHAR(255),
  ADD COLUMN "pswg_reporter_position" VARCHAR(255),
  ADD COLUMN "pswg_representative" VARCHAR(255),
  ADD COLUMN "pswg_representative_position" VARCHAR(255),
  ADD COLUMN "ministry_reporter" VARCHAR(255),
  ADD COLUMN "ministry_reporter_position" VARCHAR(255),
  ADD COLUMN "ministry_representative" VARCHAR(255),
  ADD COLUMN "ministry_representative_position" VARCHAR(255);
