pi-approval-guardian Copyright 2026 pi-approval-guardian contributors This distribution includes modified and adapted portions of OpenAI Codex Guardian policy and prompt materials from: https://github.com/openai/codex/tree/e363b08c9175ac1cbe5893615dd2cb9ddf95043b/codex-rs/core/src/guardian https://github.com/openai/codex/blob/e363b08c9175ac1cbe5893615dd2cb9ddf95043b/codex-rs/models-manager/models.json OpenAI Codex Copyright 2025 OpenAI Licensed under the Apache License, Version 2.0. A copy of the license is provided at LICENSES/Apache-2.0.txt. The Guardian policy and prompt materials were adapted for Pi's TypeScript extension API, Pi tool names, local configuration model, action envelope, transcript representation, reviewer-session lifecycle, retry behavior, private-data authorization contract, and UI. These files have been modified from the upstream work. Only attribution notices relevant to the Guardian policy and prompt materials copied or adapted into this distribution are included here. No Ratatui-derived code is bundled.