Add analytics schema reference

analytics_supabase_schema.sql

@@ -0,0 +1,63 @@
+create extension if not exists pgcrypto;
+
+create table if not exists public.analytics_generation_events (
+  id uuid primary key default gen_random_uuid(),
+  generation_id text not null,
+  timestamp timestamptz not null default now(),
+  product text not null,
+  source text not null check (source in ('ui', 'mcp')),
+  pipeline text not null check (pipeline in ('standard', 'artistic')),
+  tool_name text not null,
+  analytics_opt_in boolean not null default false,
+  status text not null check (status in ('success', 'error')),
+  error_bucket text not null,
+  anonymous_id text not null,
+  prompt_full text,
+  qr_payload_full text,
+  settings_full jsonb,
+  created_at timestamptz not null default now()
+);
+
+create index if not exists analytics_generation_events_generation_id_idx
+  on public.analytics_generation_events (generation_id);
+
+create index if not exists analytics_generation_events_source_pipeline_idx
+  on public.analytics_generation_events (source, pipeline, timestamp desc);
+
+create table if not exists public.analytics_download_events (
+  id uuid primary key default gen_random_uuid(),
+  generation_id text,
+  timestamp timestamptz not null default now(),
+  product text not null,
+  source text not null check (source in ('ui', 'mcp')),
+  pipeline text not null,
+  tool_name text not null,
+  analytics_opt_in boolean not null default false,
+  format text not null check (format in ('png', 'svg')),
+  anonymous_id text not null,
+  qr_payload_full text,
+  seed bigint,
+  created_at timestamptz not null default now()
+);
+
+create index if not exists analytics_download_events_generation_id_idx
+  on public.analytics_download_events (generation_id);
+
+create index if not exists analytics_download_events_source_pipeline_idx
+  on public.analytics_download_events (source, pipeline, timestamp desc);
+
+create or replace view public.analytics_generation_outcomes as
+select
+  g.generation_id,
+  g.timestamp as generation_timestamp,
+  g.source,
+  g.pipeline,
+  g.analytics_opt_in,
+  g.status,
+  g.error_bucket,
+  exists (
+    select 1
+    from public.analytics_download_events d
+    where d.generation_id = g.generation_id
+  ) as has_download
+from public.analytics_generation_events g;