pub fn build(b: *std.build.Builder) void {

pub fn build(b: *std.Build) void {

    const exe = b.addExecutable(std.build.ExecutableOptions{

    const exe = b.addExecutable(std.Build.ExecutableOptions{

        .root_source_file = std.build.FileSource{ .path = "src/main.zig" },

        .root_source_file = std.Build.LazyPath{ .path = "src/main.zig" },

    const exe_tests = b.addTest(std.build.TestOptions{
        .root_source_file = std.build.FileSource{ .path = "src/main.zig" },

    const exe_tests = b.addTest(std.Build.TestOptions{
        .root_source_file = std.Build.LazyPath{ .path = "src/main.zig" },