feat: backend, stream server & infra improvements
Backend (Go):
- Config: CORS, RabbitMQ, rate limit, main config updates
- Routes: core, distribution, tracks routing changes
- Middleware: rate limiter, endpoint limiter, response cache hardening
- Handlers: distribution, search handler fixes
- Workers: job worker improvements
- Upload validator and logging config additions
- New migrations: products, orders, performance indexes
- Seed tooling and data
Stream Server (Rust):
- Audio processing, config, routes, simple stream server updates
- Dockerfile improvements
Infrastructure:
- docker-compose.yml updates
- nginx-rtmp config changes
- Makefile improvements (config, dev, high, infra)
- Root package.json and lock file updates
- .env.example updates
Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
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