[ HiveTalk/swarm ] docs: Fix Tigris S3 public URL format and update ENV_TEMPLATE
- Correct S3_PUBLIC_URL format: https://fly.storage.tigris.dev/your-bucket
- Update ENV_TEMPLATE.txt with example values for Swarm
- Clarify API endpoint vs public URL in ENV_VARIABLES.md
[ privkeyio/keep ] Add signing audit logging to enclave and frost-net (#45)
* Add signing audit logging to enclave and frost-net
* Fix CI formatting and toolchain input
* Replace unwrap with proper error handling in OuterHeader::from_bytes
* Fix enclave audit_log to use direct ownership instead of Arc