Add SME connection test controls and markdown replies

apps/web/src/components/sme/SmeChatWorkspace.tsx

@@ -5,10 +5,10 @@ import {
   BookOpenIcon,
   Settings2Icon,
   SparklesIcon,
-  RefreshCcwIcon,
+  XIcon,
 } from "lucide-react";
 import type { SmeConversationId, SmeMessage, SmeMessageId } from "@okcode/contracts";
-import { useNavigate } from "@tanstack/react-router";
+import type { RegisteredRouter } from "@tanstack/react-router";
 
 import { getProviderStartOptions, useAppSettings } from "~/appSettings";
 import { ProviderHealthBanner } from "~/components/chat/ProviderHealthBanner";
@@ -62,6 +62,7 @@ export function SmeChatWorkspace({
   const [inputText, setInputText] = useState("");
   const [sending, setSending] = useState(false);
   const [dialogOpen, setDialogOpen] = useState(false);
+  const [bannerDismissed, setBannerDismissed] = useState(false);
   const messagesEndRef = useRef<HTMLDivElement>(null);
   const textareaRef = useRef<HTMLTextAreaElement>(null);
   const serverConfigQuery = useQuery(serverConfigQueryOptions());
@@ -99,6 +100,10 @@ export function SmeChatWorkspace({
     validationQuery.isLoading ||
     (validationQuery.data ? !validationQuery.data.ok : false);
 
+  useEffect(() => {
+    setBannerDismissed(false);
+  }, [conversationId]);
+
   useEffect(() => {
     messagesEndRef.current?.scrollIntoView({ behavior: "smooth" });
   }, [messages, streamingText]);
@@ -249,36 +254,34 @@ export function SmeChatWorkspace({
 
       <div className="px-4">
         <ProviderHealthBanner status={providerStatus} />
-        {validationQuery.data ? (
+        {validationQuery.data && !bannerDismissed ? (
           <div className="mx-auto max-w-3xl pt-3">
             <Alert variant={validationQuery.data.ok ? "default" : "error"}>
-              <AlertTitle>
-                {validationQuery.data.ok ? "Provider ready" : "Provider setup required"}
+              <AlertTitle className="flex items-center justify-between">
+                <span>
+                  {validationQuery.data.ok ? "Provider ready" : "Provider setup required"}
+                </span>
+                <button
+                  type="button"
+                  onClick={() => setBannerDismissed(true)}
+                  className="rounded-md p-0.5 text-muted-foreground transition-colors hover:bg-muted hover:text-foreground"
+                  aria-label="Dismiss"
+                >
+                  <XIcon className="size-3.5" />
+                </button>
               </AlertTitle>
               <AlertDescription className="flex items-center justify-between gap-3">
                 <span>{validationQuery.data.message}</span>
-                <span className="flex shrink-0 items-center gap-2">
+                {!validationQuery.data.ok ? (
                   <Button
                     type="button"
                     size="sm"
                     variant="outline"
-                    className="gap-1.5"
-                    onClick={() => void validationQuery.refetch()}
+                    onClick={() => setDialogOpen(true)}
                   >
-                    <RefreshCcwIcon className="size-3.5" />
-                    Test
+                    Settings
                   </Button>
-                  {!validationQuery.data.ok ? (
-                    <Button
-                      type="button"
-                      size="sm"
-                      variant="outline"
-                      onClick={() => void navigate({ to: "/settings" })}
-                    >
-                      Settings
-                    </Button>
-                  ) : null}
-                </span>
+                ) : null}
               </AlertDescription>
             </Alert>
           </div>

apps/web/src/components/sme/SmeConversationDialog.tsx

@@ -1,10 +1,17 @@
 import type { ProviderKind, SmeAuthMethod, SmeConversation } from "@okcode/contracts";
-import { useEffect, useMemo, useState } from "react";
-import { Settings2Icon } from "lucide-react";
+import { useCallback, useEffect, useMemo, useState } from "react";
+import {
+  CheckCircle2Icon,
+  Loader2Icon,
+  RefreshCcwIcon,
+  Settings2Icon,
+  XCircleIcon,
+} from "lucide-react";
 import { useNavigate } from "@tanstack/react-router";
 
 import {
   getCustomModelOptionsByProvider,
+  getProviderStartOptions,
   resolveAppModelSelection,
   useAppSettings,
 } from "~/appSettings";
@@ -52,6 +59,8 @@ export function SmeConversationDialog({
   const [authMethod, setAuthMethod] = useState<SmeAuthMethod>("apiKey");
   const [model, setModel] = useState("claude-sonnet-4-6");
   const [error, setError] = useState<string | null>(null);
+  const [testing, setTesting] = useState(false);
+  const [testResult, setTestResult] = useState<{ ok: boolean; message: string } | null>(null);
 
   const modelOptionsByProvider = useMemo(() => {
     const options = getCustomModelOptionsByProvider(settings);
@@ -93,6 +102,7 @@ export function SmeConversationDialog({
     setAuthMethod(nextAuthMethod);
     setModel(nextModel);
     setError(null);
+    setTestResult(null);
   }, [
     conversation,
     open,
@@ -101,8 +111,32 @@ export function SmeConversationDialog({
     settings.customOpenClawModels,
   ]);
 
+  const providerOptions = useMemo(() => getProviderStartOptions(settings), [settings]);
+
+  const handleTestConnection = useCallback(async () => {
+    if (!conversation || testing) return;
+    setTesting(true);
+    setTestResult(null);
+    try {
+      const api = ensureNativeApi();
+      const result = await api.sme.validateSetup({
+        conversationId: conversation.conversationId,
+        providerOptions,
+      });
+      setTestResult(result);
+    } catch (cause) {
+      setTestResult({
+        ok: false,
+        message: cause instanceof Error ? cause.message : "Connection test failed.",
+      });
+    } finally {
+      setTesting(false);
+    }
+  }, [conversation, providerOptions, testing]);
+
   const handleProviderChange = (nextProvider: ProviderKind) => {
     setProvider(nextProvider);
+    setTestResult(null);
     const nextAuthMethod = getDefaultSmeAuthMethod(nextProvider);
     setAuthMethod(nextAuthMethod);
     setModel(
@@ -233,6 +267,45 @@ export function SmeConversationDialog({
             </div>
           ) : null}
 
+          {/* Test Connection */}
+          {conversation ? (
+            <div className="space-y-2">
+              <div className="flex items-center gap-2">
+                <Button
+                  type="button"
+                  variant="outline"
+                  size="sm"
+                  className="gap-1.5"
+                  disabled={testing}
+                  onClick={() => void handleTestConnection()}
+                >
+                  {testing ? (
+                    <Loader2Icon className="size-3.5 animate-spin" />
+                  ) : (
+                    <RefreshCcwIcon className="size-3.5" />
+                  )}
+                  {testing ? "Testing..." : "Test Connection"}
+                </Button>
+              </div>
+              {testResult ? (
+                <div
+                  className={`flex items-start gap-2 rounded-xl border px-3 py-2.5 text-xs ${
+                    testResult.ok
+                      ? "border-emerald-500/30 bg-emerald-500/5 text-emerald-600 dark:text-emerald-400"
+                      : "border-destructive/30 bg-destructive/5 text-destructive"
+                  }`}
+                >
+                  {testResult.ok ? (
+                    <CheckCircle2Icon className="mt-px size-3.5 shrink-0" />
+                  ) : (
+                    <XCircleIcon className="mt-px size-3.5 shrink-0" />
+                  )}
+                  <span>{testResult.message}</span>
+                </div>
+              ) : null}
+            </div>
+          ) : null}
+
           {error ? <p className="text-xs text-destructive">{error}</p> : null}
         </DialogPanel>
         <DialogFooter>

apps/web/src/components/sme/SmeMessageBubble.tsx

@@ -1,8 +1,11 @@
+import { lazy, Suspense } from "react";
 import { UserIcon, SparklesIcon } from "lucide-react";
 import type { SmeMessage } from "@okcode/contracts";
 
 import { cn } from "~/lib/utils";
 
+const ChatMarkdown = lazy(() => import("~/components/ChatMarkdown"));
+
 interface SmeMessageBubbleProps {
   message: SmeMessage;
 }
@@ -37,7 +40,19 @@ export function SmeMessageBubble({ message }: SmeMessageBubbleProps) {
             isUser ? "bg-primary text-primary-foreground" : "bg-muted/60 text-foreground",
           )}
         >
-          <div className="whitespace-pre-wrap break-words">{message.text}</div>
+          {isUser ? (
+            <div className="whitespace-pre-wrap break-words">{message.text}</div>
+          ) : (
+            <Suspense
+              fallback={<div className="whitespace-pre-wrap break-words">{message.text}</div>}
+            >
+              <ChatMarkdown
+                text={message.text}
+                cwd={undefined}
+                isStreaming={Boolean(message.isStreaming)}
+              />
+            </Suspense>
+          )}
 
           {/* Streaming cursor */}
           {message.isStreaming ? (