v0.3.0

New: Distributed message streaming platform with Raft consensus
New: Segment-based leadership rotation and load balancing
New: Automatic rollover and lease-based write fencing
New: TCP client protocol with simple text commands
New: Interactive CLI for cluster interaction
New: Comprehensive test suite for distributed scenarios

v0.2.0

New Features

• new atomic batch writes endpoint: batch_append_for_topic
• new batch reads endpoint: batch_read_for_topic
• io_uring support for batch operations (Linux only)
• namespace isolation via key constructors
• new fsync policies: FsyncSchedule::SyncEach and FsyncSchedule::NoFsync

Dual storage backends

• file descriptor backend using pread/pwrite and io_uring
• mmap-based backend

Improvements

• documentation now includes architecture + internal design docs
• benchmark suite expanded with batch operation benchmarks

Fixes

• tail-offset tracking corrected under concurrent reads/writes
• reader state now correctly persisted during concurrent batch writes

v0.1.0

• Initial release
• Core WAL functionality
• Topic-based organization
• Configurable consistency modes
• Comprehensive benchmark suite
• Memory-mapped I/O implementation
• Persistent read offset tracking