Add BackendBadge component and integrate it into InstanceCard

webui/src/components/BackendBadge.tsx

@@ -0,0 +1,65 @@
+import React from "react";
+import { Badge } from "@/components/ui/badge";
+import { BackendType, type BackendTypeValue } from "@/types/instance";
+import { Cpu, Zap, Server } from "lucide-react";
+
+interface BackendBadgeProps {
+  backend?: BackendTypeValue;
+}
+
+const BackendBadge: React.FC<BackendBadgeProps> = ({ backend }) => {
+  if (!backend) {
+    return null;
+  }
+
+  const getIcon = () => {
+    switch (backend) {
+      case BackendType.LLAMA_CPP:
+        return <Cpu className="h-3 w-3" />;
+      case BackendType.MLX_LM:
+        return <Zap className="h-3 w-3" />;
+      case BackendType.VLLM:
+        return <Server className="h-3 w-3" />;
+      default:
+        return <Server className="h-3 w-3" />;
+    }
+  };
+
+  const getText = () => {
+    switch (backend) {
+      case BackendType.LLAMA_CPP:
+        return "llama.cpp";
+      case BackendType.MLX_LM:
+        return "MLX";
+      case BackendType.VLLM:
+        return "vLLM";
+      default:
+        return backend;
+    }
+  };
+
+  const getVariant = () => {
+    switch (backend) {
+      case BackendType.LLAMA_CPP:
+        return "secondary";
+      case BackendType.MLX_LM:
+        return "outline";
+      case BackendType.VLLM:
+        return "default";
+      default:
+        return "secondary";
+    }
+  };
+
+  return (
+    <Badge
+      variant={getVariant()}
+      className="flex items-center gap-1.5"
+    >
+      {getIcon()}
+      <span className="text-xs">{getText()}</span>
+    </Badge>
+  );
+};
+
+export default BackendBadge;

webui/src/components/InstanceCard.tsx

@@ -5,6 +5,7 @@ import type { Instance } from "@/types/instance";
 import { Edit, FileText, Play, Square, Trash2 } from "lucide-react";
 import LogsDialog from "@/components/LogDialog";
 import HealthBadge from "@/components/HealthBadge";
+import BackendBadge from "@/components/BackendBadge";
 import { useState } from "react";
 import { useInstanceHealth } from "@/hooks/useInstanceHealth";
 
@@ -58,8 +59,11 @@ function InstanceCard({
         <CardHeader className="pb-3">
           <div className="flex items-center justify-between">
             <CardTitle className="text-lg">{instance.name}</CardTitle>
+            <div className="flex items-center gap-2">
+              <BackendBadge backend={instance.options?.backend_type} />
               {running && <HealthBadge health={health} />}
             </div>
+          </div>
         </CardHeader>
 
         <CardContent>