feat(benchmark): add benchmark build (with build option) to test frame rate

build.zig

@@ -15,6 +15,14 @@ pub fn build(b: *std.Build) void {
     // set a preferred release mode, allowing the user to decide how to optimize.
     const optimize = b.standardOptimizeOption(.{});
 
+    // build options to customize the log message formatting
+    const benchmark = b.option(bool, "benchmark", "Create a benchmark build (default: false)") orelse false;
+
+    const options = b.addOptions();
+    options.addOption(bool, "benchmark", benchmark);
+
+    const options_module = options.createModule();
+
     // Dependencies
     const vaxis_dep = b.dependency("vaxis", .{
         .optimize = optimize,
@@ -37,6 +45,7 @@ pub fn build(b: *std.Build) void {
         .target = target,
         .optimize = optimize,
     });
+    exe.root_module.addImport("build_options", options_module);
     exe.root_module.addImport("vaxis", vaxis_dep.module("vaxis"));
     exe.root_module.addImport("zlog", zlog_dep.module("zlog"));
     exe.root_module.addImport("zmd", zmd_dep.module("zmd"));