mod(build): adjust name of enum values to be easier to type in command line

build.zig

@@ -5,12 +5,12 @@ pub fn build(b: *std.Build) void {
     const optimize = b.standardOptimizeOption(.{});
 
     const Examples = enum {
-        Input,
-        Layout,
-        Scrollable,
+        input,
+        layout,
+        scrollable,
     };
 
-    const example = b.option(Examples, "example", "Example to build and/or run.") orelse .Layout;
+    const example = b.option(Examples, "example", "Example to build and/or run. (default: layout)") orelse .layout;
 
     const options = b.addOptions();
     options.addOption(Examples, "example", example);
@@ -58,9 +58,9 @@ pub fn build(b: *std.Build) void {
 
     // mapping of user selected example to compile step
     const exe = switch (example) {
-        .Input => input,
-        .Layout => layout,
-        .Scrollable => scrollable,
+        .input => input,
+        .layout => layout,
+        .scrollable => scrollable,
     };
     b.installArtifact(exe);