v1.2.0

Update:

• Implement managed request protection
• Implement safe static-asset caching with metrics and purge support
• Implement per-site and per-route header policies and request limits
• Implement per-site and per-route WebSocket transport controls
• Preserve fixed-length request bodies for upstream services
• Hide origin from Recent Traffic table when the site only has a single origin
• Improve site editor
• Improve table views