From a26b6524961d17ee69d9a68803177a0e27d83892 Mon Sep 17 00:00:00 2001
From: Sidney Swift <158200036+sidneyswift@users.noreply.github.com>
Date: Fri, 10 Apr 2026 11:34:52 -0400
Subject: [PATCH] feat: create predictions table for neural engagement scoring

Stores TRIBE v2 prediction results: engagement score, timeline,
peak moments, weak spots, and regional brain activation data.
Indexed by account_id and created_at for efficient queries.

Made-with: Cursor
---
 .../20260410000000_create_predictions.sql     | 23 +++++++++++++++++++
 1 file changed, 23 insertions(+)
 create mode 100644 supabase/migrations/20260410000000_create_predictions.sql

diff --git a/supabase/migrations/20260410000000_create_predictions.sql b/supabase/migrations/20260410000000_create_predictions.sql
new file mode 100644
index 0000000..4b92489
--- /dev/null
+++ b/supabase/migrations/20260410000000_create_predictions.sql
@@ -0,0 +1,23 @@
+-- Neural engagement predictions from TRIBE v2 model
+create table if not exists public.predictions (
+  id uuid primary key default gen_random_uuid(),
+  account_id uuid not null references public.accounts(id) on delete cascade,
+  file_url text not null,
+  modality text not null check (modality in ('video', 'audio', 'text')),
+  engagement_score numeric not null,
+  engagement_timeline jsonb not null,
+  peak_moments jsonb not null,
+  weak_spots jsonb not null,
+  regional_activation jsonb not null,
+  total_duration_seconds numeric not null,
+  elapsed_seconds numeric not null,
+  created_at timestamptz not null default now()
+);
+
+create index if not exists idx_predictions_account_id
+  on public.predictions(account_id);
+
+create index if not exists idx_predictions_created_at
+  on public.predictions(created_at desc);
+
+alter table public.predictions enable row level security;