Fix Patterns

Node.js JavaScript heap out of memory

Port already in use (EADDRINUSE)

Permission denied writing to file or directory in CI

Connection refused — service not ready in CI

TypeScript compilation failure due to missing type declarations

Cannot use require() in ES module scope

Named export not found in CommonJS module from ESM import

Node.js process segmentation fault (signal 11)

TypeScript strict null check error — Object is possibly undefined

Jest ESM requires --experimental-vm-modules flag

Cannot find module in Node.js (missing dependency)

ERR_MODULE_NOT_FOUND for ESM import

npm ci failed due to lockfile mismatch with package.json

pnpm command not found in CI

Environment variable accessed but undefined in Node.js

Required environment variable was not provided

.env file not found (ENOENT)

Environment variable contains invalid JSON

Environment variable contains invalid port number

Environment variable expected to be numeric but is NaN

npm authentication token missing for private registry

npm publish forbidden — insufficient permissions

Specified Node.js version not available

Command not found in CI environment (exit code 127)

Jest configuration file not found or invalid

Test timeout exceeded — tests take longer in CI

Test setup file referenced in config but does not exist

Test coverage threshold not met in CI

Jest transform/babel configuration error for JSX/TSX

Jest cannot resolve module alias or path mapping

ESLint configuration file referenced but not found

TypeScript strict null check error in CI (passes locally)

node-gyp native module compilation failed (sharp, canvas, bcrypt)

Prisma client engine binary not found for platform

Next.js build crashed with out of memory during static generation

Sharp module installed for wrong platform (local vs CI)

Turborepo full rebuild exceeded CI timeout due to cache miss