Complete procedures with a way back.

Diagnose Docker failed to resolve reference and manifest unknown errors by proving the exact image name, registry path, authentication boundary, tag or digest, daemon network path, and target platform before retrying a pull or deployment.

npm reports UNABLE_TO_GET_ISSUER_CERT_LOCALLY or SELF_SIGNED_CERT_IN_CHAIN when Node.js cannot build a trusted certificate path for the configured registry or an HTTPS-intercepting proxy. This guide restores an explicit trust chain without disabling TLS verification.