- refactor(command-handler): replace per-call Redis connection creation with a persistent publisher connection to reduce overhead
- refactor(recorder): switch from manual audio stream subscription to direct event listeners on the existing stream
- feat(recorder): implement exponential backoff for voice connection retries
- chore(config): update default DECODER_COOLDOWN_MS to 30000ms
- Extract services into services/{frontend,backend,discord-gateway}
- Create packages/shared/ for shared logger, errors, utils, types
- Setup Modular MVC pattern in backend (controller→service→repository)
- Setup event-driven architecture in discord-gateway with Redis pub/sub
- Move Docker files to infra/docker/ with per-service Dockerfiles
- Update docker-compose.yml to use Traefik-only routing (no port exposes)
- Update GitHub Actions deploy workflow for multi-service matrix build
- Fix all import paths and resolve type errors across all services
- All 3 services pass tsc --noEmit clean
Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>