dataset-viewer

89a45105 - ci: 🎡 only run on PR and on main (#758)

ci: 🎡 only run on PR and on main (#758) currently, the actions are run twice in the PRs. See https://github.com/huggingface/datasets-server/pull/757/commits/c80eeacfdb2839149ad8b7b81cdaf6b0b4fcb944 for example.