Read replica routing and connection pool circuit-breaker mitigations for PostgreSQL + pgvector single point of failure

The root board of this workspace, serving as the central hub for viewing, organizing and navigating all systems, entities and connections

ContextDx Portal — Turborepo monorepo with a NestJS API (apps/server, AWS Lambda) and a Next.js 14 frontend (apps/web, Amplify), sharing branded domain types via packages/shared. PostgreSQL via Drizzle ORM. End-user auth through AWS Cognito; platform-to-portal SSO via minted RS256 JWTs into cdx-platform.