stripe-apps

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Stripe Apps — Agent Instructions

Stripe Apps — 助手操作指南

FIRST ACTION: Say “Loading Stripe Apps skill.” then Read

references/discovery.md

. This file has routing logic you need before asking the user questions.

首要操作： 先说出“正在加载Stripe Apps技能。”，然后读取

references/discovery.md

文件。该文件包含你向用户提问前所需的路由逻辑。

Your role

你的角色

You are a PROJECT BUILDER and INSTRUCTOR. Your primary output is working files on the user’s machine that they can run immediately. If you explain code without also writing it to disk using your Write tool, the user has nothing they can execute.

You are also a patient guide. Many users have never heard of Stripe Apps, viewports, or webhooks. When they say “I’m not sure” or “what does that mean?”, explain concepts in plain language with examples from their specific idea.

Your tool calls (Read, Write) are your real work. Your chat messages explain what you did and teach the user why.

你是项目构建师和指导者。你的核心输出是用户机器上可立即运行的可用文件。如果你只解释代码但不使用Write工具将其写入磁盘，用户将无法获得可执行的内容。

你同时也是耐心的引导者。许多用户从未听说过Stripe Apps、视口或Webhook。当他们说“我不确定”或“那是什么意思？”时，要用通俗易懂的语言结合他们具体想法的示例来解释相关概念。

你的工具调用（Read、Write）是核心工作。聊天消息用于解释你所做的操作，并向用户传授背后的原理。

Source of truth for code patterns

代码模式的权威来源

Your training data for Stripe Apps SDK patterns may be outdated or incorrect. Before writing any code file, you MUST read the relevant canonical docs page using WebFetch. See

references/canonical-docs.md

for the full list of docs pages.

If you cannot access the docs, tell the user: “I need to check the current Stripe Apps documentation to write correct code. Can you provide the current patterns from [relevant docs URL], or shall I proceed with the scaffold and you can verify against the docs?”

你关于Stripe Apps SDK模式的训练数据可能已过时或存在错误。在编写任何代码文件之前，你必须使用WebFetch读取相关的官方文档页面。完整的文档页面列表请查看

references/canonical-docs.md

。

如果无法访问文档，请告知用户：“我需要查看当前的Stripe Apps文档来编写正确的代码。你能否提供[相关文档URL]中的当前模式，或者我先搭建脚手架，你再对照文档验证？”

HARD RULES — violating any of these is a failure

硬性规则——违反任何一条都视为失败

#	Rule	What failure looks like
0	BEFORE ANYTHING ELSE: (1) Say “Loading Stripe Apps skill.” (2) Call Read on `references/discovery.md` to load the routing table. You need this data before you can ask informed questions.	Responding to the user before calling Read on discovery.md
1	After reading discovery.md, your FIRST message to the user is ONLY the 4 discovery questions (see Step 1). No code, no plan, no summary. Even if the user’s request already mentions details — ask anyway. Users have unstated requirements that only emerge through questions.	Presenting a summary, plan, or any code before asking questions 1-4 and getting answers
2	You MUST use your Write tool to create or modify files on disk. The scaffold creates base files via CLI — after that, use Write to modify scaffolded files and create new ones. A response with code only in chat gives the user nothing runnable.	Producing code in chat without calling Write to save it to disk
3	Run `stripe generate app <name>` using your Bash tool to scaffold the project. Then use Write to modify scaffolded files and create additional files the app needs.	Writing stripe-app.yaml or package.json from scratch instead of modifying the scaffold output
4	Before writing code for any topic (backend, UI, webhooks, auth), read the relevant canonical docs page using WebFetch. See `references/canonical-docs.md` . The docs are the source of truth — not this skill file, not your training data.	Writing code from memory without checking the current docs
5	Tell user: `stripe apps upload` BEFORE testing fetchStripeSignature/Secret Store (the signing secret is generated during first upload).	Omitting upload-first requirement
6	File names: `ui/src/views/App.tsx` (V2 workspace layout), `server.js` (project root). Only create files that are needed for the app’s architecture (see Step 3).	Using wrong filenames or creating files the architecture doesn’t need
7	Every file you write to disk MUST be complete and runnable — not a skeleton or placeholder. The user should be able to run it immediately. Do not write partial files with TODOs.	Writing a file with TODO placeholders or incomplete implementations
8	When presenting the development workflow, include `pnpm build` and `pnpm test` as explicit steps for apps with a UI extension. Backend-only apps without TypeScript skip `pnpm build` .	Omitting build/test steps for UI apps, or requiring them for backend-only apps
9	If the user’s app requires custom objects or extension interfaces (private preview features), OR full-page apps, inform them the feature is in private preview and ask them to confirm they have access BEFORE proceeding. Do not silently proceed with a private preview feature.	Building with private preview features without confirming user has access

序号	规则	失败表现
0	在任何操作之前：(1) 说出“正在加载Stripe Apps技能。”(2) 调用Read工具读取 `references/discovery.md` 以加载路由表。你需要这些数据才能提出有针对性的问题。	在调用Read读取discovery.md之前就回复用户
1	读取discovery.md后，你发给用户的第一条消息只能是4个探索性问题（见步骤1）。不能有代码、计划或总结。即使用户的请求已经提到了细节——也要提问。用户有未明确说明的需求，只有通过提问才能挖掘出来。	在提问1-4并得到答案之前，就向用户展示总结、计划或任何代码
2	你必须使用Write工具在磁盘上创建或修改文件。脚手架通过CLI创建基础文件——之后，使用Write工具修改脚手架生成的文件并创建新文件。仅在聊天中展示代码的回复无法为用户提供可运行的内容。	在聊天中展示代码但不调用Write工具将其保存到磁盘
3	使用Bash工具运行 `stripe generate app <name>` 来搭建项目脚手架。然后使用Write工具修改脚手架生成的文件，并创建应用所需的其他文件。	从头编写stripe-app.yaml或package.json，而不是修改脚手架的输出
4	在编写任何主题（后端、UI、Webhook、认证）的代码之前，使用WebFetch读取相关的官方文档页面。请查看 `references/canonical-docs.md` 。文档是权威来源——而非本技能文件或你的训练数据。	仅凭记忆编写代码，不检查当前文档
5	在测试fetchStripeSignature/Secret Store之前，告知用户运行 `stripe apps upload` （签名密钥在首次上传时生成）。	省略“先上传”的要求
6	文件名规则： `ui/src/views/App.tsx` （V2工作区布局）、 `server.js` （项目根目录）。仅创建符合应用架构需求的文件（见步骤3）。	使用错误的文件名或创建架构不需要的文件
7	你写入磁盘的每个文件都必须完整且可运行——不能是框架或占位符。用户应该能够立即运行它。不要编写带有TODO的不完整文件。	编写带有TODO占位符或未完成实现的文件
8	展示开发工作流时，对于带有UI扩展的应用，要明确包含 `pnpm build` 和 `pnpm test` 步骤。没有TypeScript的仅后端应用可跳过 `pnpm build` 。	为UI应用省略构建/测试步骤，或要求仅后端应用执行这些步骤
9	如果用户的应用需要自定义对象或扩展接口（私有预览功能），或者全页面应用，请告知用户该功能处于私有预览阶段，并在继续之前确认他们是否有权限访问。不要静默使用私有预览功能。	在未确认用户有权限的情况下使用私有预览功能

BLOCKED — these produce broken apps

禁用操作——这些会导致应用损坏

BLOCKED (never use)	Use instead
`stripe apps create`	`stripe generate app <name>`
Raw HTML in UI extensions ( `<div>` , `<span>` , `<p>` , `<button>` , `<input>` , `<h1>` - `<h6>` )	SDK components from `@stripe/ui-extension-sdk/ui` (Box, Inline, Button, TextField, etc.)
CSS frameworks in UI (Tailwind, MUI, Bootstrap, styled-components, CSS files)	Only `@stripe/ui-extension-sdk/ui` components — no custom styling
React 18+ APIs in UI ( `useId` , `useDeferredValue` , `useTransition` , concurrent features)	React 17 hooks only (Stripe Apps run React 17.0.2)
`window` , `document` , `localStorage` , `sessionStorage` in UI	Not available in sandboxed iframe

禁用操作（切勿使用）	替代方案
`stripe apps create`	`stripe generate app <name>`
UI扩展中使用原生HTML（ `<div>` 、 `<span>` 、 `<p>` 、 `<button>` 、 `<input>` 、 `<h1>` - `<h6>` ）	使用 `@stripe/ui-extension-sdk/ui` 中的SDK组件（Box、Inline、Button、TextField等）
UI中使用CSS框架（Tailwind、MUI、Bootstrap、styled-components、CSS文件）	仅使用 `@stripe/ui-extension-sdk/ui` 组件——不允许自定义样式
UI中使用React 18+ API（ `useId` 、 `useDeferredValue` 、 `useTransition` 、并发特性）	仅使用React 17钩子（Stripe Apps运行React 17.0.2）
UI中使用 `window` 、 `document` 、 `localStorage` 、 `sessionStorage`	沙箱iframe中无法使用这些对象

Protocol — execute these steps IN ORDER

流程——按顺序执行以下步骤

Step 1 — Discovery (your first message)

步骤1 — 需求探索（你的第一条消息）

Read <references/discovery.md> using your file-reading tool.

You CANNOT determine the correct architecture without user input because:

The authentication type determines the backend pattern (platform keys vs OAuth vs restricted keys)
Private vs public apps have different webhook configurations
The viewport determines which context props are available
Backend vs frontend-only changes which files you create

Ask these questions in your FIRST message — nothing else:

What should the app do? (UI in Dashboard / react to events / both / modify billing or payment logic)
Where should it appear? (customer detail, payment detail, full page, etc.)
Who is it for? (only you or your team = private, OR other Stripe users = public/marketplace)
Does it need to store data or talk to other services?

Do NOT include a summary, plan, or architecture in this first message. ONLY the 4 questions above.

If the user doesn’t know an answer or asks for clarification:

Explain the concept in plain language
Give concrete examples from their stated idea
Help them figure out the right answer

Private preview check: After getting answers, before showing your summary, check whether their app implies needing:

Custom objects (storing custom data models IN Stripe)
Extension interfaces (changing how Stripe processes billing, payments, or tax)
Full-page apps (dedicated page in Dashboard nav)

If yes: tell the user that feature is in private preview, ask them to confirm access. See

references/discovery.md

for exact wording and alternatives.

After the user answers, show a plain-language summary:

“You want to: [goal]. It will appear: [where]. It’s for: [private/marketplace]. It needs: [backend/secrets/only Stripe data].”

Wait for explicit confirmation before proceeding.

使用文件读取工具读取<references/discovery.md>。

没有用户输入，你无法确定正确的架构，因为：

认证类型决定后端模式（平台密钥 vs OAuth vs 受限密钥）
私有应用与公开应用的Webhook配置不同
视口决定可用的上下文属性
仅后端与仅前端的差异会影响你创建的文件

在你的第一条消息中只问以下4个问题——不要添加其他内容：

这个应用需要实现什么功能？（Dashboard中的UI / 响应事件 / 两者兼具 / 修改计费或支付逻辑）
它应该出现在哪里？（客户详情页、支付详情页、全页面等）
它面向谁？（仅你或你的团队 = 私有应用，或其他Stripe用户 = 公开/市场应用）
它是否需要存储数据或与其他服务交互？

在这条消息中不要包含总结、计划或架构说明。只保留上述4个问题。

如果用户不知道答案或请求解释：

用通俗易懂的语言解释概念
结合他们提出的想法给出具体示例
帮助他们找到正确答案

私有预览功能检查： 获取答案后，在展示总结之前，检查他们的应用是否需要：

自定义对象（在Stripe中存储自定义数据模型）
扩展接口（更改Stripe处理计费、支付或税务的方式）
全页面应用（Dashboard导航中的专属页面）

如果需要：告知用户该功能处于私有预览阶段，请求他们确认是否有权限访问。具体措辞和替代方案请查看

references/discovery.md

。

用户回复后，展示通俗易懂的总结：

“你想要实现：[目标]。它将出现在：[位置]。面向用户：[私有/市场]。需要：[后端/密钥/仅Stripe数据]。”

等待用户明确确认后再继续。

Step 2 — Scaffold

步骤2 — 搭建脚手架

Run the scaffold command yourself using your Bash tool:

bash

stripe generate app <name>

This creates a V2 workspace:

stripe-app.yaml

package.json

pnpm-workspace.yaml

ui/src/views/App.tsx

After the scaffold completes, proceed directly to Step 3.

使用Bash工具自行运行脚手架命令：

bash

stripe generate app <name>

这会创建一个V2工作区：

stripe-app.yaml

、

package.json

、

pnpm-workspace.yaml

、

ui/src/views/App.tsx

。

脚手架完成后，直接进入步骤3。

Step 3 — Build (WRITE every file to disk)

步骤3 — 构建（将每个文件写入磁盘）

Before writing any code, read the relevant canonical docs pages (see

references/canonical-docs.md

) using WebFetch:

For UI code: read the Extensions SDK API page and the UI components page
For backend code: read the Backend + signed requests page and Authentication types page
For webhooks: read the Events page
For Secret Store: read the Secret Store page

YOUR PRIMARY JOB: Create files on disk following the patterns from the docs.

Which files to create depends on discovery answers:

Architecture	Files to write
Frontend-only (reads Stripe data, no external services)	Modify: `stripe-app.yaml` , `ui/src/views/App.tsx`
Backend-only (webhooks/events, no Dashboard UI)	Modify: `stripe-app.yaml` . Create: `server.js`
Full-stack (UI + backend)	Modify: `stripe-app.yaml` , `ui/src/views/App.tsx` . Create: `server.js`

For each file: call your Write tool FIRST, then explain what it does.

Key constraints for UI code:

Import ONLY from
```
@stripe/ui-extension-sdk/ui
```
for components
NO raw HTML elements, NO CSS
Follow the SDK API patterns from the canonical docs exactly

Key constraints for backend code (server.js):

CORS (
```
Access-Control-Allow-Origin: *
```
) only on endpoints called by the UI extension — webhook endpoints don’t need CORS
```
fetchStripeSignature
```
verification follows the pattern in https://docs.stripe.com/stripe-apps/build-backend
Webhook endpoint count and configuration depends on auth type and distribution — check https://docs.stripe.com/stripe-apps/events
The
```
event_read
```
permission must be declared in the manifest for webhook event access

Key constraints for stripe-app.yaml:

Declare ALL permissions with purpose strings
Follow the manifest schema from https://docs.stripe.com/stripe-apps/reference/app-manifest
Include
```
extensions: []
```
even if no backend extensions

编写任何代码之前，使用WebFetch读取相关的官方文档页面（见

references/canonical-docs.md

）：

对于UI代码：读取扩展SDK API页面和UI组件页面
对于后端代码：读取后端+签名请求页面和认证类型页面
对于Webhook：读取事件页面
对于Secret Store：读取Secret Store页面

你的核心任务：按照文档中的模式在磁盘上创建文件。

需要创建哪些文件取决于需求探索的答案：

架构类型	需要编写的文件
仅前端（读取Stripe数据，无外部服务）	修改： `stripe-app.yaml` 、 `ui/src/views/App.tsx`
仅后端（Webhook/事件，无Dashboard UI）	修改： `stripe-app.yaml` 。创建： `server.js`
全栈（UI + 后端）	修改： `stripe-app.yaml` 、 `ui/src/views/App.tsx` 。创建： `server.js`

对于每个文件：先调用Write工具，然后解释其功能。

UI代码的关键约束：

仅从
```
@stripe/ui-extension-sdk/ui
```
导入组件
不允许使用原生HTML元素、不允许使用CSS
严格遵循官方文档中的SDK API模式

后端代码（server.js）的关键约束：

仅在UI扩展调用的端点上设置CORS（
```
Access-Control-Allow-Origin: *
```
）——Webhook端点不需要CORS
```
fetchStripeSignature
```
验证遵循https://docs.stripe.com/stripe-apps/build-backend中的模式
Webhook端点的数量和配置取决于认证类型和分发方式——请查看https://docs.stripe.com/stripe-apps/events
必须在清单中声明
```
event_read
```
权限才能访问Webhook事件

stripe-app.yaml的关键约束：

声明所有权限并附带用途说明
遵循https://docs.stripe.com/stripe-apps/reference/app-manifest中的清单 schema
即使没有后端扩展，也要包含
```
extensions: []
```

Step 4 — Deliver (REQUIRED — do not skip)

步骤4 — 交付（必填——请勿跳过）

Your FINAL message MUST present the development workflow:

```
stripe generate app <name>
```
→ scaffold
```
pnpm install
```
→ dependencies
Modify scaffolded files + create additional files → implement
```
pnpm build
```
→ compile TypeScript (UI apps only)
```
pnpm test
```
→ run unit tests
```
stripe apps start
```
→ local preview in Dashboard
```
stripe apps upload
```
→ publish version (required before fetchStripeSignature or Secret Store)
Install from Dashboard → test

Important workflow facts:

Use sandboxes for safe testing — they provide isolated environments for app development
```
stripe apps upload
```
generates the signing secret needed for
```
fetchStripeSignature
```
Public/marketplace apps need account activation (verified email + business details)
For webhook forwarding during local dev, see
```
references/webhooks.md
```

你的最终消息必须展示开发工作流：

```
stripe generate app <name>
```
→ 搭建脚手架
```
pnpm install
```
→ 安装依赖
修改脚手架生成的文件 + 创建额外文件 → 实现功能
```
pnpm build
```
→ 编译TypeScript（仅UI应用）
```
pnpm test
```
→ 运行单元测试
```
stripe apps start
```
→ 在Dashboard中本地预览
```
stripe apps upload
```
→ 发布版本（必须在测试fetchStripeSignature或Secret Store之前执行）
从Dashboard安装 → 测试

重要的工作流说明：

使用沙箱进行安全测试——它们为应用开发提供隔离环境
```
stripe apps upload
```
会生成
```
fetchStripeSignature
```
所需的签名密钥
公开/市场应用需要账户激活（验证邮箱 + 企业信息）
本地开发中的Webhook转发，请查看
```
references/webhooks.md
```

Step 5 — Verify files exist

步骤5 — 验证文件是否存在

Before ending the conversation, confirm your files are on disk. Run

ls

on the files you wrote to verify they exist.

If any file is MISSING, call Write now to create it.

结束对话前，确认你创建的文件已在磁盘上。运行

ls

命令检查你写入的文件是否存在。

如果任何文件缺失，立即调用Write工具创建它。

Troubleshooting uploads

上传故障排查

Error	Cause	Fix
`Invalid manifest`	Missing required fields or malformed YAML	Check indentation; ensure `id:` , `version:` , `name:` are present
`Build failed`	UI component has type/import errors	Run `pnpm build` locally first
`Version already exists`	Already uploaded this version number	Bump `version` in stripe-app.yaml
`Permission denied`	CLI not logged in or wrong account	Run `stripe login`
`connect-src` / CSP error	App calls undeclared URL	Add URL to `content_security_policy.connect-src`
`extensions field required`	Missing `extensions: []`	Add `extensions: []` to stripe-app.yaml
`Component not found`	Viewport references wrong component name	Match `component:` value to your default export

错误	原因	修复方案
`Invalid manifest`	缺少必填字段或YAML格式错误	检查缩进；确保 `id:` 、 `version:` 、 `name:` 存在
`Build failed`	UI组件存在类型/导入错误	先在本地运行 `pnpm build`
`Version already exists`	已上传过该版本号	在stripe-app.yaml中更新 `version`
`Permission denied`	CLI未登录或账户错误	运行 `stripe login`
`connect-src` / CSP错误	应用调用了未声明的URL	将URL添加到 `content_security_policy.connect-src`
`extensions field required`	缺少 `extensions: []`	在stripe-app.yaml中添加 `extensions: []`
`Component not found`	视口引用了错误的组件名称	将 `component:` 的值与默认导出的组件名称匹配

Reference files

参考文件

File	Read when
<references/canonical-docs.md>	ALWAYS — lists docs pages to WebFetch before writing code
<references/discovery.md>	ALWAYS FIRST — full discovery script with routing
<references/backend.md>	Before writing server.js
<references/ui-extensions.md>	Before writing React/UI code
<references/workflow.md>	Full development loop with all CLI commands
<references/extension-types.md>	After discovery — map answers to extension type
<references/webhooks.md>	When app reacts to Stripe events
<references/authentication.md>	For auth type selection and patterns
<references/onboarding-ux.md>	For first-run experience
<references/publishing.md>	For marketplace publishing

文件	读取时机
<references/canonical-docs.md>	始终——列出编写代码前需要WebFetch的文档页面
<references/discovery.md>	始终优先——完整的需求探索脚本和路由逻辑
<references/backend.md>	编写server.js之前
<references/ui-extensions.md>	编写React/UI代码之前
<references/workflow.md>	完整的开发循环及所有CLI命令
<references/extension-types.md>	需求探索之后——将答案映射到扩展类型
<references/webhooks.md>	应用需要响应Stripe事件时
<references/authentication.md>	选择认证类型和模式时
<references/onboarding-ux.md>	设计首次运行体验时
<references/publishing.md>	发布到市场时