buildx failed with: ERROR: failed to solve: php:5.6: failed to resolve source metadata for docker.io/library/php:5.6: failed to copy: httpReadSeeker: failed open: unexpected status code https://registry-1.docker.io/v2/library/php/manifests/sha256:6ce95208609dc66df163ab936c970b3b34cd901b85c747102c5999f08ade9143: 429 Too Many Requests - Server message: toomanyrequests: You have reached your pull rate limit as '***': dckr_jti_ZMvXN1yp-z6LVa9pO3ZPl0KZ0Dc=. You may increase the limit by upgrading. https://www.docker.com/increase-rate-limit