Thuyen VuNotes on software, systems and the craft of building things.https://thuyenvu.io.vnenHello, worldhttps://thuyenvu.io.vn/blog/hello-worldhttps://thuyenvu.io.vn/blog/hello-worldWhy this blog exists, what it is built with, and the constraints that keep it fast.Mon, 17 Aug 2026 00:00:00 GMTmetaastroHow posts workhttps://thuyenvu.io.vn/blog/writing-a-posthttps://thuyenvu.io.vn/blog/writing-a-postThe frontmatter fields this blog understands, and what MDX buys you over plain Markdown.Sun, 16 Aug 2026 00:00:00 GMTmetaastroRestraint is a featurehttps://thuyenvu.io.vn/blog/on-restrainthttps://thuyenvu.io.vn/blog/on-restraintNotes on why removing options from a design system makes the result more coherent, not less capable.Mon, 10 Aug 2026 00:00:00 GMTdesigncraft