diff --git a/supabase/migrations/20251108030215_5936f4ca-e276-4de9-8462-c31d473c9714.sql b/supabase/migrations/20251108030215_5936f4ca-e276-4de9-8462-c31d473c9714.sql
new file mode 100644
index 00000000..a44715a1
--- /dev/null
+++ b/supabase/migrations/20251108030215_5936f4ca-e276-4de9-8462-c31d473c9714.sql
@@ -0,0 +1,274 @@
+-- ============================================================================
+-- CRITICAL FIX: Add missing `category` field to ride and ride_model creation
+-- ============================================================================
+-- Without this field, ALL ride and ride_model approvals fail with constraint violation
+-- Bug discovered during pipeline audit
+
+DO $$ 
+DECLARE
+  func_rec RECORD;
+BEGIN
+  -- Drop all versions of create_entity_from_submission
+  FOR func_rec IN 
+    SELECT oid::regprocedure::text as func_signature
+    FROM pg_proc
+    WHERE proname = 'create_entity_from_submission'
+      AND pg_function_is_visible(oid)
+  LOOP
+    EXECUTE format('DROP FUNCTION IF EXISTS %s CASCADE', func_rec.func_signature);
+  END LOOP;
+END $$;
+
+-- Recreate with category fields added
+CREATE FUNCTION create_entity_from_submission(
+  p_entity_type TEXT,
+  p_data JSONB,
+  p_created_by UUID
+)
+RETURNS UUID
+LANGUAGE plpgsql
+SECURITY DEFINER
+SET search_path = public
+AS $$
+DECLARE
+  v_entity_id UUID;
+  v_fk_id UUID;
+  v_location_id UUID;
+BEGIN
+  CASE p_entity_type
+    WHEN 'park' THEN
+      -- Auto-create location if location data provided but no location_id
+      IF p_data->>'location_id' IS NULL AND p_data->>'location_name' IS NOT NULL THEN
+        INSERT INTO locations (
+          name, street_address, city, state_province, country,
+          postal_code, latitude, longitude, timezone, display_name
+        ) VALUES (
+          p_data->>'location_name',
+          p_data->>'location_street_address',
+          p_data->>'location_city',
+          p_data->>'location_state_province',
+          p_data->>'location_country',
+          p_data->>'location_postal_code',
+          (p_data->>'location_latitude')::NUMERIC,
+          (p_data->>'location_longitude')::NUMERIC,
+          p_data->>'location_timezone',
+          p_data->>'location_display_name'
+        )
+        RETURNING id INTO v_location_id;
+        
+        p_data := p_data || jsonb_build_object('location_id', v_location_id);
+        
+        RAISE NOTICE 'Created new location % for park', v_location_id;
+      END IF;
+      
+      -- Validate foreign keys
+      IF p_data->>'location_id' IS NOT NULL THEN
+        v_fk_id := (p_data->>'location_id')::UUID;
+        IF NOT EXISTS (SELECT 1 FROM locations WHERE id = v_fk_id) THEN
+          RAISE EXCEPTION 'Invalid location_id: Location does not exist'
+            USING ERRCODE = '23503', HINT = 'location_id';
+        END IF;
+      END IF;
+      
+      IF p_data->>'operator_id' IS NOT NULL THEN
+        v_fk_id := (p_data->>'operator_id')::UUID;
+        IF NOT EXISTS (SELECT 1 FROM companies WHERE id = v_fk_id AND company_type = 'operator') THEN
+          RAISE EXCEPTION 'Invalid operator_id: Company does not exist or is not an operator'
+            USING ERRCODE = '23503', HINT = 'operator_id';
+        END IF;
+      END IF;
+      
+      IF p_data->>'property_owner_id' IS NOT NULL THEN
+        v_fk_id := (p_data->>'property_owner_id')::UUID;
+        IF NOT EXISTS (SELECT 1 FROM companies WHERE id = v_fk_id AND company_type = 'property_owner') THEN
+          RAISE EXCEPTION 'Invalid property_owner_id: Company does not exist or is not a property owner'
+            USING ERRCODE = '23503', HINT = 'property_owner_id';
+        END IF;
+      END IF;
+      
+      INSERT INTO parks (
+        name, slug, description, park_type, status,
+        location_id, operator_id, property_owner_id,
+        opening_date, closing_date,
+        opening_date_precision, closing_date_precision,
+        website_url, phone, email,
+        banner_image_url, banner_image_id,
+        card_image_url, card_image_id
+      ) VALUES (
+        p_data->>'name',
+        p_data->>'slug',
+        p_data->>'description',
+        p_data->>'park_type',
+        p_data->>'status',
+        (p_data->>'location_id')::UUID,
+        (p_data->>'operator_id')::UUID,
+        (p_data->>'property_owner_id')::UUID,
+        (p_data->>'opening_date')::DATE,
+        (p_data->>'closing_date')::DATE,
+        p_data->>'opening_date_precision',
+        p_data->>'closing_date_precision',
+        p_data->>'website_url',
+        p_data->>'phone',
+        p_data->>'email',
+        p_data->>'banner_image_url',
+        p_data->>'banner_image_id',
+        p_data->>'card_image_url',
+        p_data->>'card_image_id'
+      )
+      RETURNING id INTO v_entity_id;
+      
+    WHEN 'ride' THEN
+      -- Validate park_id (required)
+      v_fk_id := (p_data->>'park_id')::UUID;
+      IF v_fk_id IS NULL THEN
+        RAISE EXCEPTION 'park_id is required for ride creation'
+          USING ERRCODE = '23502', HINT = 'park_id';
+      END IF;
+      IF NOT EXISTS (SELECT 1 FROM parks WHERE id = v_fk_id) THEN
+        RAISE EXCEPTION 'Invalid park_id: Park does not exist'
+          USING ERRCODE = '23503', HINT = 'park_id';
+      END IF;
+      
+      IF p_data->>'manufacturer_id' IS NOT NULL THEN
+        v_fk_id := (p_data->>'manufacturer_id')::UUID;
+        IF NOT EXISTS (SELECT 1 FROM companies WHERE id = v_fk_id AND company_type = 'manufacturer') THEN
+          RAISE EXCEPTION 'Invalid manufacturer_id: Company does not exist or is not a manufacturer'
+            USING ERRCODE = '23503', HINT = 'manufacturer_id';
+        END IF;
+      END IF;
+      
+      IF p_data->>'ride_model_id' IS NOT NULL THEN
+        v_fk_id := (p_data->>'ride_model_id')::UUID;
+        IF NOT EXISTS (SELECT 1 FROM ride_models WHERE id = v_fk_id) THEN
+          RAISE EXCEPTION 'Invalid ride_model_id: Ride model does not exist'
+            USING ERRCODE = '23503', HINT = 'ride_model_id';
+        END IF;
+      END IF;
+      
+      -- ✅ FIX #1: Add category to ride creation
+      INSERT INTO rides (
+        name, slug, park_id, category, ride_type, status,
+        manufacturer_id, ride_model_id,
+        opening_date, closing_date,
+        opening_date_precision, closing_date_precision,
+        description,
+        banner_image_url, banner_image_id,
+        card_image_url, card_image_id
+      ) VALUES (
+        p_data->>'name',
+        p_data->>'slug',
+        (p_data->>'park_id')::UUID,
+        p_data->>'category',
+        p_data->>'ride_type',
+        p_data->>'status',
+        (p_data->>'manufacturer_id')::UUID,
+        (p_data->>'ride_model_id')::UUID,
+        (p_data->>'opening_date')::DATE,
+        (p_data->>'closing_date')::DATE,
+        p_data->>'opening_date_precision',
+        p_data->>'closing_date_precision',
+        p_data->>'description',
+        p_data->>'banner_image_url',
+        p_data->>'banner_image_id',
+        p_data->>'card_image_url',
+        p_data->>'card_image_id'
+      )
+      RETURNING id INTO v_entity_id;
+      
+    WHEN 'manufacturer', 'operator', 'property_owner', 'designer' THEN
+      INSERT INTO companies (
+        name, slug, company_type, description,
+        website_url, founded_year,
+        banner_image_url, banner_image_id,
+        card_image_url, card_image_id
+      ) VALUES (
+        p_data->>'name',
+        p_data->>'slug',
+        p_entity_type,
+        p_data->>'description',
+        p_data->>'website_url',
+        (p_data->>'founded_year')::INTEGER,
+        p_data->>'banner_image_url',
+        p_data->>'banner_image_id',
+        p_data->>'card_image_url',
+        p_data->>'card_image_id'
+      )
+      RETURNING id INTO v_entity_id;
+      
+    WHEN 'ride_model' THEN
+      -- Validate manufacturer_id (required)
+      v_fk_id := (p_data->>'manufacturer_id')::UUID;
+      IF v_fk_id IS NULL THEN
+        RAISE EXCEPTION 'manufacturer_id is required for ride model creation'
+          USING ERRCODE = '23502', HINT = 'manufacturer_id';
+      END IF;
+      IF NOT EXISTS (SELECT 1 FROM companies WHERE id = v_fk_id AND company_type = 'manufacturer') THEN
+        RAISE EXCEPTION 'Invalid manufacturer_id: Company does not exist or is not a manufacturer'
+          USING ERRCODE = '23503', HINT = 'manufacturer_id';
+      END IF;
+      
+      -- ✅ FIX #2: Add category to ride_model creation
+      INSERT INTO ride_models (
+        name, slug, manufacturer_id, category, ride_type,
+        description,
+        banner_image_url, banner_image_id,
+        card_image_url, card_image_id
+      ) VALUES (
+        p_data->>'name',
+        p_data->>'slug',
+        (p_data->>'manufacturer_id')::UUID,
+        p_data->>'category',
+        p_data->>'ride_type',
+        p_data->>'description',
+        p_data->>'banner_image_url',
+        p_data->>'banner_image_id',
+        p_data->>'card_image_url',
+        p_data->>'card_image_id'
+      )
+      RETURNING id INTO v_entity_id;
+      
+    WHEN 'timeline_event', 'milestone' THEN
+      v_fk_id := (p_data->>'entity_id')::UUID;
+      IF v_fk_id IS NULL THEN
+        RAISE EXCEPTION 'entity_id is required for timeline event creation'
+          USING ERRCODE = '23502', HINT = 'entity_id';
+      END IF;
+      
+      INSERT INTO entity_timeline_events (
+        entity_id, entity_type, event_type, event_date, event_date_precision,
+        title, description, from_value, to_value,
+        from_entity_id, to_entity_id, from_location_id, to_location_id,
+        created_by, approved_by
+      ) VALUES (
+        (p_data->>'entity_id')::UUID,
+        p_data->>'entity_type',
+        p_data->>'event_type',
+        (p_data->>'event_date')::DATE,
+        p_data->>'event_date_precision',
+        p_data->>'title',
+        p_data->>'description',
+        p_data->>'from_value',
+        p_data->>'to_value',
+        (p_data->>'from_entity_id')::UUID,
+        (p_data->>'to_entity_id')::UUID,
+        (p_data->>'from_location_id')::UUID,
+        (p_data->>'to_location_id')::UUID,
+        p_created_by,
+        current_setting('app.moderator_id', true)::UUID
+      )
+      RETURNING id INTO v_entity_id;
+      
+    ELSE
+      RAISE EXCEPTION 'Unsupported entity type for creation: %', p_entity_type
+        USING ERRCODE = '22023';
+  END CASE;
+  
+  RETURN v_entity_id;
+END;
+$$;
+
+-- Grant execute permissions
+GRANT EXECUTE ON FUNCTION create_entity_from_submission TO authenticated;
+
+COMMENT ON FUNCTION create_entity_from_submission IS 
+  'Creates entities with category field support for rides and ride_models, plus automatic location creation and timeline event support';
\ No newline at end of file