build: minify prod build

closes #70

Author: aleksey-rowan

esbuild.config.mjs

@@ -38,11 +38,12 @@ const context = await esbuild.context({
 	sourcemap: prod ? false : "inline",
 	treeShaking: true,
 	outfile: "main.js",
+	minify: prod,
 });
 
 if (prod) {
 	await context.rebuild();
 	process.exit(0);
 } else {
 	await context.watch();
-}
+}