How-to guides

Task guides: each one solves a single problem end to end and assumes you have already run the quickstart.

Guide	Covers
Docker	Images with dependencies, offline wheelhouses, the reaper, why allowlists are refused
E2B	API key, egress allowlists, stateful contexts, rich outputs
Offline testing	The sbx_fake fixture, scripting results, resolving DSNs to the fake
Audit and tracing	Sinks, OTel spans, redaction
CI	A workflow that runs the fake on pull requests and Docker on main
Integrations	LangGraph, OpenAI Agents, the MCP server
Operations	sandboxio doctor, sandboxio reap, SBX_* variables, exit codes