Update

apps/supabase/migrations/20260101000001_add_council_generators_array.sql

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+-- Add council_generators array field for multiple generator support
+-- This allows users to configure multiple generators with different models
+-- The reviewer will pick the best generation from all generators
+
+-- Add the new column (migrate existing single generator model to array format)
+ALTER TABLE ai_config
+ADD COLUMN IF NOT EXISTS council_generators jsonb;
+
+-- Set default value based on existing council_generator_model or default
+UPDATE ai_config
+SET council_generators = jsonb_build_array(
+    jsonb_build_object('model', COALESCE(council_generator_model, 'anthropic/claude-3.5-sonnet'))
+)
+WHERE council_generators IS NULL;
+
+-- Set the default for new rows
+ALTER TABLE ai_config
+ALTER COLUMN council_generators SET DEFAULT '[{"model": "anthropic/claude-3.5-sonnet"}]'::jsonb;
+
+-- Add comment for documentation
+COMMENT ON COLUMN ai_config.council_generators IS 'Array of generator configurations. Each object has a "model" field. Default is one generator with Claude 3.5 Sonnet.';