Add 'web/' from commit '81828f61cf893039b89d3cf1861555f31167c37d'

git-subtree-dir: web
git-subtree-mainline: 7dbb36d619
git-subtree-split: 81828f61cf

web/supabase/migrations/20250725000003_fix_draft_constraints.sql

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+-- Fix Draft Constraints Migration
+-- Allows multiple drafts per phase while preventing multiple submitted drafts
+
+-- Drop the overly restrictive constraint
+ALTER TABLE public.experiment_phase_drafts 
+DROP CONSTRAINT IF EXISTS unique_user_phase_repetition_draft;
+
+-- Add a proper constraint that only prevents multiple submitted drafts
+-- Users can have multiple drafts in 'draft' or 'withdrawn' status, but only one 'submitted' per phase
+ALTER TABLE public.experiment_phase_drafts 
+ADD CONSTRAINT unique_submitted_draft_per_user_phase 
+EXCLUDE (user_id WITH =, repetition_id WITH =, phase_name WITH =) 
+WHERE (status = 'submitted');
+
+-- Add comment explaining the constraint
+COMMENT ON CONSTRAINT unique_submitted_draft_per_user_phase ON public.experiment_phase_drafts 
+IS 'Ensures only one submitted draft per user per phase per repetition, but allows multiple draft/withdrawn entries';