Version 0.1.0

0.1.0

Added

• Core async actor system with strict message isolation and single-threaded actor execution
• ActorSystem lifecycle management (startup, shutdown, supervision)
• Base Actor API with lifecycle hooks:
  • on_start
  • receive
  • on_stop
  • on_child_failure
• Supervision model with restart, stop, escalate, and ignore strategies
• Built-in persistence subsystem with pluggable backends:
  • In-memory backend
  • JSON file backend
  • Rotating file backend
  • Redis Streams backend (including consumer groups)
• Retention policies based on:
  • Maximum record count
  • Maximum age
  • Maximum storage size
• Compaction mechanisms to reclaim storage safely
• Persistence health scanning and anomaly detection
• Recovery strategies:
  • In-place repair
  • Quarantine-based recovery
• First-class metrics system with:
  • Write/read counters
  • Error tracking
  • Recovery and compaction statistics
• CLI tooling for operational control:
  • Persistence scan, recovery, compaction, and inspection
  • Doctor command for pre-flight health checks
  • Metrics inspection and reset
• ASGI integrations with Lilya and Ravyn:
  • Automatic lifecycle hooks
  • Health endpoints
  • Metrics endpoints (JSON-compatible)
• OpenTelemetry-compatible metrics exposure hooks

Notes

• This is the initial public release of Papyra.
• APIs are considered stable enough for early adopters, but minor breaking changes may occur before 1.0.0.
• The project prioritizes correctness, observability, and operational safety over premature optimization.