Codex/editor modularization terminal pr

[danieleforte92]

Summary

Describe the user-visible or maintenance outcome.

Validation

• I ran the closest focused tests or validation.
• I ran pnpm check when the change affects shared behavior.
• I updated relevant documentation, schemas, and project fixtures.
• I did not add secrets, generated experiments, model weights, or unreviewed release assets.

Compatibility and provenance

• This preserves the current project compatibility policy, or the schema/migration impact is documented.
• Any asset, workflow, or third-party redistribution change is recorded in provenance/inventory.json and THIRD_PARTY_NOTICES.md.