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/generated/browser.ts

@@ -0,0 +1,44 @@
+
+/* !!! This is code generated by Prisma. Do not edit directly. !!! */
+/* eslint-disable */
+// biome-ignore-all lint: generated file
+// @ts-nocheck 
+/*
+ * This file should be your main import to use Prisma-related types and utilities in a browser. 
+ * Use it to get access to models, enums, and input types.
+ * 
+ * This file does not contain a `PrismaClient` class, nor several other helpers that are intended as server-side only.
+ * See `client.ts` for the standard, server-side entry point.
+ *
+ * 🟢 You can import this file directly.
+ */
+
+import * as Prisma from './internal/prismaNamespaceBrowser.ts'
+export { Prisma }
+export * as $Enums from './enums.ts'
+export * from './enums.ts';
+/**
+ * Model Project
+ * 
+ */
+export type Project = Prisma.ProjectModel
+/**
+ * Model User
+ * 
+ */
+export type User = Prisma.UserModel
+/**
+ * Model Pipeline
+ * 
+ */
+export type Pipeline = Prisma.PipelineModel
+/**
+ * Model Step
+ * 
+ */
+export type Step = Prisma.StepModel
+/**
+ * Model Deployment
+ * 
+ */
+export type Deployment = Prisma.DeploymentModel