Shared foundation library providing core utilities, exception handling, and common types for all modules. Includes base configurations, extension functions, and fundamental building blocks used across the entire application.

Cryptographic utilities and security functions using Spring Security and BouncyCastle. Provides encryption/decryption, hashing, digital signatures, and secure random number generation.

HTTP client utilities and exchange interfaces for reactive and traditional web service communication. Provides Spring WebFlux HTTP client support, Netty integration, and JSON processing capabilities.

Jackson JSON processing library integration with comprehensive data type support. Provides Kotlin module, JSR310 datetime, JDK8 Optional, Guava, and Joda-Time serialization support.

Shared abstractions and interfaces for object storage operations across different cloud providers. Provides unified API for file upload, download, and management operations regardless of the underlying storage service.

OAuth2 authentication and authorization implementation with support for various providers. Provides OAuth2 client configurations, token management, and third-party integration capabilities.

AI shared components for artificial intelligence integration and context management. Provides common interfaces and utilities for AI model interactions and intelligent processing.

Servlet API integration and web application utilities for Spring Boot applications. Provides servlet containers, WebSocket support, and web application auto-configuration.

Model Context Protocol (MCP) shared components for AI integration and context management. Provides common interfaces and utilities for AI model interactions and context handling.

MinIO object storage integration providing S3-compatible storage operations. Includes bucket management, file operations, and comprehensive testing with TestContainers support.

Shared payment processing abstractions and common models. Provides unified interfaces, enums, and data models for payment operations across different payment providers.