feat: add frontend compilation task with bun

.justfile

@@ -15,3 +15,20 @@ dev:
 migrate: (docker-compose "run dbmate migrate")
 
 rollback: (docker-compose "run dbmate rollback")
+
+build-frontend:
+  #!/usr/bin/env bun
+  import sassPlugin from "@alecodes/bun-plugin-sass";
+
+  const result = await Bun.build({
+    entrypoints: ["templates/base.html"],
+    outdir: "dist",
+    naming: {
+      entry: "[dir]/[name].[ext]",
+      chunk: "chunks/[name]-[hash].[ext]",
+      asset: "assets/[name]-[hash].[ext]",
+    },
+    plugins: [sassPlugin],
+  });
+
+  console.log("Assets compiled!");