CHANGELOG

What changed, and why.

A concise record of sandbox capabilities, documentation updates, and policy model revisions.

v0.4.0

Sandbox 0.4.0

Policy simulator receipts and projected-budget checks.

v0.3.0

Sandbox 0.3.0

HTTP 402 resolution and approval-threshold documentation.

v0.2.0

Sandbox 0.2.0

Isolated signer boundary examples for local development.