- Add AppksServer / AppksServerBuilder to lib.rs
- Move DB/Redis/Cache/S3/etcd/NATS init into builder
- Move gRPC server spawn, JWT rotation, actix-web HTTP into serve()
- Expose service() getter for embedding without the built-in servers
- main.rs reduced to ~10 lines
- Added actix-web and actix-multipart dependencies to Cargo.toml
- Integrated actix-web ResponseError trait for AppError handling
- Migrated session module to use actix-web request lifecycle management
- Enhanced Session struct with request-local state handling capabilities
- Implemented proper HTTP status code mapping for various error types
- Added comprehensive session middleware integration points
- Updated session state persistence and modification tracking logic
- Integrated proper JSON response formatting for error messages
- Added support for session renewal, purge, and unchanged state management