- Removed auto_into_responses feature from utoipa dependency configuration
- Kept other utoipa features including uuid, chrono, actix_extras, decimal, and macros
- Updated Cargo.toml to reflect the reduced feature set for utoipa crate
- 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
zhenyi