-- 添加火山引擎视觉 provider 类型
-- 删除旧的 CHECK 约束
ALTER TABLE "AiProvider" DROP CONSTRAINT IF EXISTS "AiProvider_type_check";

-- 添加新的 CHECK 约束，包含 volcano-vision
ALTER TABLE "AiProvider" ADD CONSTRAINT "AiProvider_type_check" 
CHECK (type::text = ANY (ARRAY['alibaba'::character varying, 'openai'::character varying, 'custom'::character varying, 'local'::character varying, 'gemini'::character varying, 'qianwen-video'::character varying, 'volcano-vision'::character varying]::text[]));