mir-backend-node

Make It Right (Node.js runtime tier). V8/Node 22–26 runtime reliability footguns that are shared across EVERY Node backend framework (Express, Fastify, NestJS, Hapi, Koa) — distinct from the generic backend gates and from any one framework's mechanics. Covers: the single-threaded event loop and what blocks it (sync I/O, huge JSON, synchronous crypto/zlib, long CPU loops, pathological regex), the absence of CPU…