This function retrieves the URL of an internal package on Mirror, its latest version, and a list of all available versions.
Value
A list containing: - `url`: A character string of the package URL (or `NULL` if not found). - `last_version`: A list with `version` and `date` of the latest version (or `NULL`). - `version`: The version used to generate the URL (or `NULL`). - `all_versions`: A list of all available versions, each as a list with `version` and `date`.
Examples
if (FALSE) { # \dontrun{
result <- get_internal_package_url("internalpackage", version = "1.0.1")
print(result)
} # }
