feat: Introduce reusable script to build using webpack

Co-authored-by: Janne Savolainen <janne.savolainen@live.fi>
Signed-off-by: Iku-turso <mikko.aspiala@gmail.com>
Signed-off-by: Janne Savolainen <janne.savolainen@live.fi>

packages/infrastructure/webpack/bin/webpack-build

@@ -0,0 +1,4 @@
+#!/usr/bin/env node
+const { doWebpackBuild } = require("../dist/index");
+
+doWebpackBuild();