val headers =
      Headers.Builder()
        .add("foo: bar")
        .add(" foo: baz") // Name leading whitespace is trimmed.
        .add("foo : bak") // Name trailing whitespace is trimmed.
        .add("\tkey\t:\tvalue\t") // '\t' also counts as whitespace
        .add("ping:  pong  ") // Value whitespace is trimmed.
        .add("kit:kat") // Space after colon is not required.
        .build()

        ReleasedVersionsDetails(
            moduleIdentity.version.get().baseVersion,
            releasedVersionsFile()
        )
    }

    return versionNumber
}

/**
 * Returns the trimmed contents of the file at the given [path] after
 * marking the file as a build logic input.
 */
fun Project.trimmedContentsOfFile(path: String): String =
    providers.fileContents(repoRoot().file(path)).asText.get().trim()