DATABASE_URL=postgresql+asyncpg://postgres:postgres@db:5432/taptrack_hub REDIS_URL=redis://redis:6379/0 SECRET_KEY=changeme-use-openssl-rand-hex-32 ENVIRONMENT=development SEMAPHORE_API_KEY=your-semaphore-api-key SMTP_HOST=smtp.gmail.com SMTP_PORT=587 SMTP_USER=your-email@gmail.com SMTP_PASSWORD=your-app-password SMTP_FROM=noreply@taptrack.io # Local dev: http://localhost:8090 | Production: https://hub.taptrack.io HUB_BASE_URL=http://localhost:8090