buildx failed with: ERROR: invalid tag "ghcr.io/dfe-digital/sts-knowledgebase:": invalid reference format

Node.js 16 actions are deprecated. Please update the following actions to use Node.js 20: actions/checkout@v3, docker/build-push-action@v4. For more information see: https://github.blog/changelog/2023-09-22-github-actions-transitioning-from-node-16-to-node-20/.

Unexpected input(s) 'username', 'password', 'registry', 'run', valid inputs are ['add-hosts', 'allow', 'attests', 'build-args', 'build-contexts', 'builder', 'cache-from', 'cache-to', 'cgroup-parent', 'context', 'file', 'labels', 'load', 'network', 'no-cache', 'no-cache-filters', 'outputs', 'platforms', 'provenance', 'pull', 'push', 'sbom', 'secrets', 'secret-files', 'shm-size', 'ssh', 'tags', 'target', 'ulimit', 'github-token']