Deno.readLink
Resolves to the full path destination of the named symbolic link.
await Deno.symlink("./test.txt", "./test_link.txt");
const target = await Deno.readLink("./test_link.txt"); // full path of ./test.txt
Throws TypeError if called with a hard link
Requires allow-read permission.
function readLink(path: string | URL): Promise<string>;