build: add docker build files

.devfiles/scripts/build-frontend.ts

@@ -0,0 +1,20 @@
+import sassPlugin from "@alecodes/bun-plugin-sass";
+
+const entrypoints = Array.from(
+	new Bun.Glob("frontend/**/*.html").scanSync("."),
+);
+
+const result = await Bun.build({
+	entrypoints,
+	outdir: "dist",
+	publicPath: "/",
+	splitting: true,
+	plugins: [sassPlugin],
+	naming: {
+		entry: "[dir]/[name].[ext]",
+		chunk: "assets/[name]-[hash].[ext]",
+		asset: "assets/[name]-[hash].[ext]",
+	},
+});
+
+console.log("Assets compiled!");