## Summary The published npm package `praisonai` exports a TypeScript built-in tool named `codeMode`. The package describes this tool as executing code in a sandboxed environment, marks its capability as `sandbox: true`, and registers it through the public tools facade. The implementation does not create an isolation boundary. It applies a small regular-expression blocklist, sets `process` and `require` to `undefined` inside a plain JavaScript object, and then executes attacker-controlled code