buildx failed with: ERROR: failed to solve: debian:stable-slim: failed to resolve source metadata for docker.io/library/debian:stable-slim: failed to copy: httpReadSeeker: failed open: failed to do request: Get "https://docker-proxy.operation.greenbone.net/v2/library/debian/manifests/sha256:9dfddad9f09eadd2541a567e0865bd223387cf490b1c8d9d1f08d3b413766841?ns=docker.io": dial tcp 192.168.170.25:443: connect: connection refused