refactor: Update component structure to use behavior and stack attributes, enhancing clarity and functionality across services, tools, and frontends

app/src/components/StackBadge.tsx

@@ -0,0 +1,11 @@
+import { stackLabel } from "@/lib/labels"
+
+export function StackBadge({ stack }: { stack: string | null }) {
+  if (!stack) return null
+
+  return (
+    <span className="text-[0.65rem] font-mono px-1.5 py-0.5 rounded bg-[var(--border)] text-[var(--muted)]">
+      {stackLabel(stack)}
+    </span>
+  )
+}