Enforce GATEWAY_API_KEY in Makefile E2E test target Fix gateway E2E test
payload reading to use io.ReadAll Remove deprecated multi-node test
targets and cleanup Makefile comments
- Require API key or JWT by default for client connections - Auto-derive
namespace from JWT claim or API key format `ak_<rand>:<namespace>` -
Deny calls if per-call namespace override mismatches resolved namespace
- Guard Storage, PubSub, Database, and NetworkInfo operations with
access checks - Add context helpers for consistent namespace override
handling - Update docs and add end-to-end and unit tests for
authentication logic
