Migrate GitLab CI to GitHub Actions#25

martypitt wants to merge 8 commits intodeveloporbitalapi/orbital:developfrom

claude/migrate-ci-to-actions-011CULY2gkLMQ6XWi4ERzN3Lorbitalapi/orbital:claude/migrate-ci-to-actions-011CULY2gkLMQ6XWi4ERzN3LCopy head branch name to clipboard