Aether Agent v0.3.1 — first-run recovery
This compatibility patch improves first-run recovery without pulling in the later device-runtime work from main.
- Stops before executing on an unsupported Node.js runtime and prints the upgrade path.
- Continues browser-based sign-in with the displayed URL and code when the system browser cannot open.
- Publishes from the protected
release/0.3head after Ubuntu, Windows, supply-chain, and release-truth checks passed.