export_canvas_handoff
PRD 项目导出 canvas-handoff.json + penpot/reframe/tldraw Prompt + wireframe.tldr，供外部 MCP 绘制原型（PRD 仍由 deppon-prd-mcp 管理）。
This record as markdown: /tools/deppon-deppon-prd-mcp/export-canvas-handoff.md
What export_canvas_handoff does on Deppon Prd
AI agents call export_canvas_handoff to retrieve information from Deppon Prd without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
| Parameter | Type | Required | Description |
|---|---|---|---|
slug | string | Yes | 项目 slug |
target | string | — | handoff 目标，默认 all（含 tldraw 线框） |
Parameters from the server's own tool schema.
Why export_canvas_handoff is rated Low
The tool exports/generates files from an existing PRD project for use by external tools. Export operations are read-like in nature — they read project data and produce output artifacts without modifying or deleting the source data. The PRD is explicitly noted to remain managed by deppon-prd-mcp, confirming no destructive or write side-effects on the source.
From the tool's definition 导出 canvas-handoff.json + penpot/reframe/tldraw Prompt + wireframe.tldr，供外部 MCP 绘制原型
Attacks that exploit this kind of access
The rule that runs export_canvas_handoff safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Deppon Prd, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For export_canvas_handoff, this is the rule to start with:
export_canvas_handoff is read-only, so it stays allowed. Everything else on the server is denied unless you say otherwise.
The button opens the PolicyLayer dashboard: create your workspace, connect Deppon Prd, apply this rule, and every export_canvas_handoff call is checked against it from then on.
Questions about export_canvas_handoff
PRD 项目导出 canvas-handoff.json + penpot/reframe/tldraw Prompt + wireframe.tldr，供外部 MCP 绘制原型（PRD 仍由 deppon-prd-mcp 管理）。. It is categorised as a Read tool in the Deppon Prd MCP Server, which means it retrieves data without modifying state.
export_canvas_handoff accepts 2 parameters: slug, target. Required: slug. The full parameter table on this page comes from the server's own tool schema.
Register the Deppon Prd MCP server in PolicyLayer and add a rule for export_canvas_handoff: allow, deny, rate-limit, or require approval. Point your MCP client at the PolicyLayer proxy URL and the rule is enforced on every call, before it reaches Deppon Prd. Nothing to install.
export_canvas_handoff is a Read tool with low risk. Read-only tools are generally safe to allow by default.
Yes. Add a rate_limit block to the export_canvas_handoff rule in your PolicyLayer policy. For example, setting max: 10 and window: 60 limits the tool to 10 calls per minute. Rate limits are tracked per agent session and reset automatically.
Set action: deny in the PolicyLayer policy for export_canvas_handoff. The AI agent will receive a policy violation error and cannot call the tool. You can also include a reason field to explain why the tool is blocked.
export_canvas_handoff is provided by the Deppon Prd MCP server (@deppon/deppon-prd-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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