refactor(prisma): 统一导入prisma客户端方式

- 所有控制器中从libs/prisma.ts导入prisma替代旧的libs/db.ts
- 规范了step模块中zod验证架构的格式与换行
- 生成Prisma客户端及类型定义文件，包含browser、client、commonInputTypes、enums和内部类文件
- 优化listStepsQuerySchema默认参数与链式调用格式
- 保持代码风格一致，提升可维护性和类型安全性

apps/server/controllers/pipeline/index.ts

@@ -1,13 +1,13 @@
 import type { Context } from 'koa';
 import { Controller, Get, Post, Put, Delete } from '../../decorators/route.ts';
-import prisma from '../../libs/db.ts';
+import { prisma } from '../../libs/prisma.ts';
 import { log } from '../../libs/logger.ts';
 import { BusinessError } from '../../middlewares/exception.ts';
 import {
   createPipelineSchema,
   updatePipelineSchema,
   pipelineIdSchema,
-  listPipelinesQuerySchema
+  listPipelinesQuerySchema,
 } from './schema.ts';
 
 @Controller('/pipelines')