* ci: add upload-gcs-artifact
* ci: publish release binaries to GCS
* ci: redirect github repo to anza-xyz
* ci: publish windows binaries to GCS
* replace release.solana.com with release.anza.xyz
* use a explicit name for credential
* chore: always checkout repo from master
* chore: rename variable tag => commit
* chore: gh-release when tag is present
* chore: add release-artifacts-auto
* chore: skip build when channel is empty
* chore: use GITHUB_REF_NAME as CI_BRANCH