feat: complete pragativeer v2 frontend and backend, docker setup, and cbt engine

src/components/TierBadge.tsx

@@ -0,0 +1,21 @@
+import { Badge } from "@/components/ui/badge"
+
+interface TierBadgeProps {
+  tier: "Free" | "Pro" | "AI Coach"
+}
+
+export function TierBadge({ tier }: TierBadgeProps) {
+  if (tier === "Free") {
+    return <Badge variant="outline" className="text-xs font-semibold uppercase tracking-wider text-muted-foreground bg-secondary/30">Free</Badge>
+  }
+  
+  if (tier === "Pro") {
+    return <Badge className="text-xs font-semibold uppercase tracking-wider bg-primary/10 text-primary border-primary/20 hover:bg-primary/20 transition-colors">Pro</Badge>
+  }
+  
+  return (
+    <Badge className="text-xs font-semibold uppercase tracking-wider bg-[#00F0FF]/10 text-[#00F0FF] border-[#00F0FF]/20 hover:bg-[#00F0FF]/20 transition-colors shadow-[0_0_10px_-2px_#00F0FF]">
+      AI Coach
+    </Badge>
+  )
+}