* For non-merge-queue branches this is the same as {@link #buildBranch}.
 * For merge-queue branches, this is the base branch.
 *
 * For example, for the merge queue branch "gh-readonly-queue/master/pr-12345-1a2b3c4d" the logical branch is "master".
 */
val Project.logicalBranch: Provider<String>
    get() = buildBranch.map(::toMergeQueueBaseBranch)


val Project.buildCommitId: Provider<String>