May 2026 monthly summary for 0xPolygonMiden/miden-base: Implemented Hashable storage key support by deriving Hash for StorageMapKey and StorageMapKeyHash, enabling their use as keys in containers and HashMaps. This unlocks flexible data structures and API surfaces relying on key-based lookups. The change focused on a targeted fix and changelog update, setting groundwork for broader container-backed features.

April 2026 monthly summary for 0xMiden/miden-node. This period focused on strengthening platform extensibility, improving runtime performance for account operations, and enhancing deployment hygiene to support reliable CI/CD and smoother service evolution. Key features delivered: - Unified gRPC framework and codegen enhancements: Consolidates protobuf code generation, introduces a generic GRPC API generator, and refactors the validator gRPC server to improve maintainability and extensibility of gRPC services. - Account vault retrieval performance optimization: Sourcing vault details directly from the account state forest to enhance efficiency and overall performance of account-related operations. - Docker build cleanliness: Updated build configuration to exclude rust-toolchain.toml from Docker images to reduce image size and improve build reliability. Major bugs fixed: - None reported in this period; focus remained on performance, maintainability, and deployment hygiene. Overall impact and accomplishments: - Enhanced maintainability and extensibility of gRPC services, enabling faster integration of new services and reducing future development effort. - Notable performance gains for account-related workflows, contributing to improved throughput and responsiveness for user operations. - Cleaner, leaner Docker images and more reliable builds, supporting faster deployments and reduced CI/CD friction. Technologies/skills demonstrated: - Protobuf/gRPC code generation, API design, and service refactoring. - Performance optimization by sourcing data from state forest structures. - Docker build hygiene and image size reduction, contributing to more efficient deployments. - Code maintainability practices and collaborative contributions (co-authored commits).