Merge branch 'feat/new-onboarding' of github.com:langflow-ai/openrag into fix/provider-design

docs/.gitignore

@@ -23,3 +23,4 @@ yarn-error.log*
 !package.json
 !package-lock.json
 !yarn.lock
+!scraper.config.json

docs/docusaurus.config.js

@@ -25,6 +25,9 @@ const config = {
   // For GitHub pages deployment, it is often '/<projectName>/'
   baseUrl: process.env.BASE_URL ? process.env.BASE_URL : '/',
 
+  // Control search engine indexing - set to true to prevent indexing
+  noIndex: true,
+
   // GitHub pages deployment config.
   // If you aren't using GitHub pages, you don't need these.
   organizationName: 'langflow-ai', // Usually your GitHub org/user name.

docs/package.json

@@ -6,6 +6,7 @@
     "docusaurus": "docusaurus",
     "start": "docusaurus start",
     "build": "docusaurus build",
+    "build:pdf": "npm run build && npm run serve & sleep 10 && npx docusaurus-to-pdf && pkill -f 'docusaurus serve'",
     "swizzle": "docusaurus swizzle",
     "deploy": "docusaurus deploy",
     "clear": "docusaurus clear",

docs/scraper.config.json

@@ -0,0 +1,7 @@
+{
+  "baseUrl": "http://localhost:3000",
+  "entryPoint": "http://localhost:3000",
+  "outputDir": "./pdf/openrag-documentation.pdf",
+  "customStyles": "table { max-width: 3500px !important; } .navbar, .footer, .breadcrumbs { display: none !important; }",
+  "forceImages": true
+}

docs/static/robots.txt

@@ -0,0 +1,12 @@
+# Robots.txt for OpenRAG Documentation
+
+# Block all crawlers by default
+User-agent: *
+Disallow: /
+
+# Allow specific crawlers if needed (uncomment when ready for launch)
+# User-agent: Googlebot
+# Allow: /
+
+# Sitemap location (uncomment when ready for launch)
+# Sitemap: https://docs.openr.ag/sitemap.xml

frontend/components/knowledge-dropdown.tsx

@@ -26,6 +26,10 @@ import { Input } from "@/components/ui/input";
 import { Label } from "@/components/ui/label";
 import { useTask } from "@/contexts/task-context";
 import { cn } from "@/lib/utils";
+import {
+  duplicateCheck,
+  uploadFile as uploadFileUtil,
+} from "@/lib/upload-utils";
 import type { File as SearchFile } from "@/src/app/api/queries/useGetSearchQuery";
 
 export function KnowledgeDropdown() {
@@ -163,8 +167,17 @@ export function KnowledgeDropdown() {
     fileInputRef.current?.click();
   };
 
-  const handleFileChange = async (e: React.ChangeEvent<HTMLInputElement>) => {
-    const files = e.target.files;
+  const resetFileInput = () => {
+    if (fileInputRef.current) {
+      fileInputRef.current.value = "";
+    }
+  };
+
+  const handleFileChange = async (
+    event: React.ChangeEvent<HTMLInputElement>
+  ) => {
+    const files = event.target.files;
+
     if (files && files.length > 0) {
       const file = files[0];
 
@@ -172,37 +185,16 @@ export function KnowledgeDropdown() {
       setIsOpen(false);
 
       try {
-        // Check if filename already exists (using ORIGINAL filename)
         console.log("[Duplicate Check] Checking file:", file.name);
-        const checkResponse = await fetch(
-          `/api/documents/check-filename?filename=${encodeURIComponent(
-            file.name
-          )}`
-        );
-
-        console.log("[Duplicate Check] Response status:", checkResponse.status);
-
-        if (!checkResponse.ok) {
-          const errorText = await checkResponse.text();
-          console.error("[Duplicate Check] Error response:", errorText);
-          throw new Error(
-            `Failed to check duplicates: ${checkResponse.statusText}`
-          );
-        }
-
-        const checkData = await checkResponse.json();
+        const checkData = await duplicateCheck(file);
         console.log("[Duplicate Check] Result:", checkData);
 
         if (checkData.exists) {
-          // Show duplicate handling dialog
           console.log("[Duplicate Check] Duplicate detected, showing dialog");
           setPendingFile(file);
           setDuplicateFilename(file.name);
           setShowDuplicateDialog(true);
-          // Reset file input
-          if (fileInputRef.current) {
-            fileInputRef.current.value = "";
-          }
+          resetFileInput();
           return;
         }
 
@@ -217,105 +209,20 @@ export function KnowledgeDropdown() {
       }
     }
 
-    // Reset file input
-    if (fileInputRef.current) {
-      fileInputRef.current.value = "";
-    }
+    resetFileInput();
   };
 
   const uploadFile = async (file: File, replace: boolean) => {
     setFileUploading(true);
 
-    // Trigger the same file upload event as the chat page
-    window.dispatchEvent(
-      new CustomEvent("fileUploadStart", {
-        detail: { filename: file.name },
-      })
-    );
-
     try {
-      const formData = new FormData();
-      formData.append("file", file);
-      formData.append("replace_duplicates", replace.toString());
-
-      // Use router upload and ingest endpoint (automatically routes based on configuration)
-      const uploadIngestRes = await fetch("/api/router/upload_ingest", {
-        method: "POST",
-        body: formData,
-      });
-
-      const uploadIngestJson = await uploadIngestRes.json();
-
-      if (!uploadIngestRes.ok) {
-        throw new Error(uploadIngestJson?.error || "Upload and ingest failed");
-      }
-
-      // Extract results from the response - handle both unified and simple formats
-      const fileId =
-        uploadIngestJson?.upload?.id ||
-        uploadIngestJson?.id ||
-        uploadIngestJson?.task_id;
-      const filePath =
-        uploadIngestJson?.upload?.path || uploadIngestJson?.path || "uploaded";
-      const runJson = uploadIngestJson?.ingestion;
-      const deleteResult = uploadIngestJson?.deletion;
-      console.log("c", uploadIngestJson);
-      if (!fileId) {
-        throw new Error("Upload successful but no file id returned");
-      }
-      // Check if ingestion actually succeeded
-      if (
-        runJson &&
-        runJson.status !== "COMPLETED" &&
-        runJson.status !== "SUCCESS"
-      ) {
-        const errorMsg = runJson.error || "Ingestion pipeline failed";
-        throw new Error(
-          `Ingestion failed: ${errorMsg}. Try setting DISABLE_INGEST_WITH_LANGFLOW=true if you're experiencing Langflow component issues.`
-        );
-      }
-      // Log deletion status if provided
-      if (deleteResult) {
-        if (deleteResult.status === "deleted") {
-          console.log(
-            "File successfully cleaned up from Langflow:",
-            deleteResult.file_id
-          );
-        } else if (deleteResult.status === "delete_failed") {
-          console.warn(
-            "Failed to cleanup file from Langflow:",
-            deleteResult.error
-          );
-        }
-      }
-      // Notify UI
-      window.dispatchEvent(
-        new CustomEvent("fileUploaded", {
-          detail: {
-            file: file,
-            result: {
-              file_id: fileId,
-              file_path: filePath,
-              run: runJson,
-              deletion: deleteResult,
-              unified: true,
-            },
-          },
-        })
-      );
-
+      await uploadFileUtil(file, replace);
       refetchTasks();
     } catch (error) {
-      window.dispatchEvent(
-        new CustomEvent("fileUploadError", {
-          detail: {
-            filename: file.name,
-            error: error instanceof Error ? error.message : "Upload failed",
-          },
-        })
-      );
+      toast.error("Upload failed", {
+        description: error instanceof Error ? error.message : "Unknown error",
+      });
     } finally {
-      window.dispatchEvent(new CustomEvent("fileUploadComplete"));
       setFileUploading(false);
     }
   };
@@ -332,6 +239,7 @@ export function KnowledgeDropdown() {
       });
 
       await uploadFile(pendingFile, true);
+
       setPendingFile(null);
       setDuplicateFilename("");
     }

frontend/lib/upload-utils.ts

@@ -0,0 +1,138 @@
+export interface DuplicateCheckResponse {
+  exists: boolean;
+  [key: string]: unknown;
+}
+
+export interface UploadFileResult {
+  fileId: string;
+  filePath: string;
+  run: unknown;
+  deletion: unknown;
+  unified: boolean;
+  raw: unknown;
+}
+
+export async function duplicateCheck(
+  file: File
+): Promise<DuplicateCheckResponse> {
+  const response = await fetch(
+    `/api/documents/check-filename?filename=${encodeURIComponent(file.name)}`
+  );
+
+  if (!response.ok) {
+    const errorText = await response.text();
+    throw new Error(
+      errorText || `Failed to check duplicates: ${response.statusText}`
+    );
+  }
+
+  return response.json();
+}
+
+export async function uploadFile(
+  file: File,
+  replace = false
+): Promise<UploadFileResult> {
+  window.dispatchEvent(
+    new CustomEvent("fileUploadStart", {
+      detail: { filename: file.name },
+    })
+  );
+
+  try {
+    const formData = new FormData();
+    formData.append("file", file);
+    formData.append("replace_duplicates", replace.toString());
+
+    const uploadResponse = await fetch("/api/router/upload_ingest", {
+      method: "POST",
+      body: formData,
+    });
+
+    let payload: unknown;
+    try {
+      payload = await uploadResponse.json();
+    } catch (error) {
+      throw new Error("Upload failed: unable to parse server response");
+    }
+
+    const uploadIngestJson =
+      typeof payload === "object" && payload !== null ? payload : {};
+
+    if (!uploadResponse.ok) {
+      const errorMessage =
+        (uploadIngestJson as { error?: string }).error ||
+        "Upload and ingest failed";
+      throw new Error(errorMessage);
+    }
+
+    const fileId =
+      (uploadIngestJson as { upload?: { id?: string } }).upload?.id ||
+      (uploadIngestJson as { id?: string }).id ||
+      (uploadIngestJson as { task_id?: string }).task_id;
+    const filePath =
+      (uploadIngestJson as { upload?: { path?: string } }).upload?.path ||
+      (uploadIngestJson as { path?: string }).path ||
+      "uploaded";
+    const runJson = (uploadIngestJson as { ingestion?: unknown }).ingestion;
+    const deletionJson = (uploadIngestJson as { deletion?: unknown }).deletion;
+
+    if (!fileId) {
+      throw new Error("Upload successful but no file id returned");
+    }
+
+    if (
+      runJson &&
+      typeof runJson === "object" &&
+      "status" in (runJson as Record<string, unknown>) &&
+      (runJson as { status?: string }).status !== "COMPLETED" &&
+      (runJson as { status?: string }).status !== "SUCCESS"
+    ) {
+      const errorMsg =
+        (runJson as { error?: string }).error ||
+        "Ingestion pipeline failed";
+      throw new Error(
+        `Ingestion failed: ${errorMsg}. Try setting DISABLE_INGEST_WITH_LANGFLOW=true if you're experiencing Langflow component issues.`
+      );
+    }
+
+    const result: UploadFileResult = {
+      fileId,
+      filePath,
+      run: runJson,
+      deletion: deletionJson,
+      unified: true,
+      raw: uploadIngestJson,
+    };
+
+    window.dispatchEvent(
+      new CustomEvent("fileUploaded", {
+        detail: {
+          file,
+          result: {
+            file_id: fileId,
+            file_path: filePath,
+            run: runJson,
+            deletion: deletionJson,
+            unified: true,
+          },
+        },
+      })
+    );
+
+    return result;
+  } catch (error) {
+    window.dispatchEvent(
+      new CustomEvent("fileUploadError", {
+        detail: {
+          filename: file.name,
+          error:
+            error instanceof Error ? error.message : "Upload failed",
+        },
+      })
+    );
+    throw error;
+  } finally {
+    window.dispatchEvent(new CustomEvent("fileUploadComplete"));
+  }
+}

frontend/src/app/new-onboarding/components/onboarding-content.tsx

@@ -1,6 +1,6 @@
 "use client";
 
-import { useState } from "react";
+import { useEffect, useState } from "react";
 import { StickToBottom } from "use-stick-to-bottom";
 import { AssistantMessage } from "@/app/chat/components/assistant-message";
 import { UserMessage } from "@/app/chat/components/user-message";
@@ -8,7 +8,9 @@ import Nudges from "@/app/chat/nudges";
 import type { Message } from "@/app/chat/types";
 import OnboardingCard from "@/app/onboarding/components/onboarding-card";
 import { useChatStreaming } from "@/hooks/useChatStreaming";
+
 import { OnboardingStep } from "./onboarding-step";
+import OnboardingUpload from "./onboarding-upload";
 
 export function OnboardingContent({
 	handleStepComplete,
@@ -57,6 +59,12 @@ export function OnboardingContent({
 	// Determine which message to show (streaming takes precedence)
 	const displayMessage = streamingMessage || assistantMessage;
 
+	useEffect(() => {
+		if (currentStep === 1 && !isLoading && !!displayMessage) {
+			handleStepComplete();
+		}
+	}, [isLoading, displayMessage, handleStepComplete, currentStep]);
+
 	return (
 		<StickToBottom
 			className="flex h-full flex-1 flex-col"
@@ -66,6 +74,7 @@ export function OnboardingContent({
 		>
 			<StickToBottom.Content className="flex flex-col min-h-full overflow-x-hidden px-8 py-6">
 				<div className="flex flex-col place-self-center w-full space-y-6">
+					{/* Step 1 */}
 					<OnboardingStep
 						isVisible={currentStep >= 0}
 						isCompleted={currentStep > 0}
@@ -74,6 +83,7 @@ export function OnboardingContent({
 						<OnboardingCard onComplete={handleStepComplete} />
 					</OnboardingStep>
 
+					{/* Step 2 */}
 					<OnboardingStep
 						isVisible={currentStep >= 1}
 						isCompleted={currentStep > 1 || !!selectedNudge}
@@ -92,7 +102,7 @@ export function OnboardingContent({
 					{currentStep >= 1 && !!selectedNudge && (
 						<UserMessage
 							content={selectedNudge}
-							isCompleted={currentStep > 1}
+							isCompleted={currentStep > 2}
 						/>
 					)}
 
@@ -100,65 +110,41 @@ export function OnboardingContent({
 					{currentStep >= 1 &&
 						!!selectedNudge &&
 						(displayMessage || isLoading) && (
-							<>
-								<AssistantMessage
-									content={displayMessage?.content || ""}
-									functionCalls={displayMessage?.functionCalls}
-									messageIndex={0}
-									expandedFunctionCalls={new Set()}
-									onToggle={() => {}}
-									isStreaming={!!streamingMessage}
-									isCompleted={currentStep > 1}
-								/>
-								{!isLoading && displayMessage && currentStep === 1 && (
-									<div className="mt-4">
-										<button
-											type="button"
-											onClick={handleStepComplete}
-											className="px-4 py-2 bg-primary text-primary-foreground rounded-lg hover:bg-primary/90"
-										>
-											Continue
-										</button>
-									</div>
-								)}
-							</>
+							<AssistantMessage
+								content={displayMessage?.content || ""}
+								functionCalls={displayMessage?.functionCalls}
+								messageIndex={0}
+								expandedFunctionCalls={new Set()}
+								onToggle={() => {}}
+								isStreaming={!!streamingMessage}
+								isCompleted={currentStep > 2}
+							/>
 						)}
-
+					
+					{/* Step 3 */}
 					<OnboardingStep
-						isVisible={currentStep >= 2}
+						isVisible={currentStep >= 2 && !isLoading && !!displayMessage}
 						isCompleted={currentStep > 2}
-						text="Step 2: Connect your model"
+						text="Now, let's add your data."
+						hideIcon={true}
 					>
-						<div className="space-y-4">
-							<p className="text-muted-foreground">
-								Choose and connect your preferred AI model provider.
-							</p>
-							<button
-								type="button"
-								onClick={handleStepComplete}
-								className="px-4 py-2 bg-primary text-primary-foreground rounded-lg hover:bg-primary/90"
-							>
-								Continue
-							</button>
-						</div>
+						<OnboardingUpload onComplete={handleStepComplete} />
 					</OnboardingStep>
 
+					{/* Step 4 */}
 					<OnboardingStep
 						isVisible={currentStep >= 3}
 						isCompleted={currentStep > 3}
 						text="Step 3: You're all set!"
 					>
 						<div className="space-y-4">
-							<p className="text-muted-foreground">
-								Your account is ready to use. Let's start chatting!
-							</p>
-							<button
-								type="button"
-								onClick={handleStepComplete}
-								className="px-4 py-2 bg-primary text-primary-foreground rounded-lg hover:bg-primary/90"
-							>
-								Go to Chat
-							</button>
+								<button
+									type="button"
+									onClick={handleStepComplete}
+									className="px-4 py-2 bg-primary text-primary-foreground rounded-lg hover:bg-primary/90"
+								>
+									Go to Chat
+								</button>
 						</div>
 					</OnboardingStep>
 				</div>

frontend/src/app/new-onboarding/components/onboarding-step.tsx

@@ -12,6 +12,7 @@ interface OnboardingStepProps {
   isCompleted?: boolean;
   icon?: ReactNode;
   isMarkdown?: boolean;
+  hideIcon?: boolean;
 }
 
 export function OnboardingStep({
@@ -21,6 +22,7 @@ export function OnboardingStep({
   isCompleted = false,
   icon,
   isMarkdown = false,
+  hideIcon = false,
 }: OnboardingStepProps) {
   const [displayedText, setDisplayedText] = useState("");
   const [showChildren, setShowChildren] = useState(false);
@@ -66,13 +68,17 @@ export function OnboardingStep({
     >
       <Message
         icon={
-          icon || (
-            <div className="w-8 h-8 rounded-lg bg-accent/20 flex items-center justify-center flex-shrink-0 select-none">
-              <DogIcon
-                className="h-6 w-6 text-accent-foreground transition-colors duration-300"
-                disabled={isCompleted}
-              />
-            </div>
+          hideIcon ? (
+            <div className="w-8 h-8 rounded-lg flex-shrink-0" />
+          ) : (
+            icon || (
+              <div className="w-8 h-8 rounded-lg bg-accent/20 flex items-center justify-center flex-shrink-0 select-none">
+                <DogIcon
+                  className="h-6 w-6 text-accent-foreground transition-colors duration-300"
+                  disabled={isCompleted}
+                />
+              </div>
+            )
           )
         }
       >

frontend/src/app/new-onboarding/components/onboarding-upload.tsx

@@ -0,0 +1,114 @@
+import { ChangeEvent, useRef, useState } from "react";
+import { Button } from "@/components/ui/button";
+import { duplicateCheck, uploadFile } from "@/lib/upload-utils";
+import { AnimatePresence, motion } from "motion/react";
+import { AnimatedProviderSteps } from "@/app/onboarding/components/animated-provider-steps";
+
+interface OnboardingUploadProps {
+  onComplete: () => void;
+}
+
+const OnboardingUpload = ({ onComplete }: OnboardingUploadProps) => {
+  const fileInputRef = useRef<HTMLInputElement>(null);
+  const [isUploading, setIsUploading] = useState(false);
+  const [currentStep, setCurrentStep] = useState<number | null>(null);
+
+  const STEP_LIST = [
+    "Analyzing your document",
+    "Ingesting your document",
+  ];
+
+  const resetFileInput = () => {
+    if (fileInputRef.current) {
+      fileInputRef.current.value = "";
+    }
+  };
+
+  const handleUploadClick = () => {
+    fileInputRef.current?.click();
+  };
+
+
+  const performUpload = async (file: File, replace = false) => {
+    setIsUploading(true);
+    try {
+      setCurrentStep(1);
+      await uploadFile(file, replace);
+      console.log("Document uploaded successfully");
+    } catch (error) {
+      console.error("Upload failed", (error as Error).message);
+    } finally {
+      setIsUploading(false);
+      setCurrentStep(STEP_LIST.length);
+      onComplete();
+    }
+  };
+
+  const handleFileChange = async (event: ChangeEvent<HTMLInputElement>) => {
+    const selectedFile = event.target.files?.[0];
+    if (!selectedFile) {
+      resetFileInput();
+      return;
+    }
+
+    try {
+      setCurrentStep(0);
+      const duplicateInfo = await duplicateCheck(selectedFile);
+      if (duplicateInfo.exists) {
+        console.log("Duplicate file detected");
+        return;
+      }
+
+      await performUpload(selectedFile, false);
+    } catch (error) {
+      console.error("Unable to prepare file for upload", (error as Error).message);
+    } finally {
+      resetFileInput();
+    }
+  };
+
+
+  return (
+    <AnimatePresence mode="wait">
+      {currentStep === null ? (
+        <motion.div
+          key="user-ingest"
+          initial={{ opacity: 1, y: 0 }}
+          exit={{ opacity: 0, y: -24 }}
+          transition={{ duration: 0.4, ease: "easeInOut" }}
+        >
+          <Button
+            size="sm"
+            variant="outline"
+            onClick={handleUploadClick}
+            disabled={isUploading}
+          >
+            {isUploading ? "Uploading..." : "Add a Document"}
+          </Button>
+          <input
+            ref={fileInputRef}
+            type="file"
+            onChange={handleFileChange}
+            className="hidden"
+            accept=".pdf,.doc,.docx,.txt,.md,.rtf,.odt"
+          />
+        </motion.div>
+      ) : (
+        <motion.div
+          key="ingest-steps"
+          initial={{ opacity: 0, y: 24 }}
+          animate={{ opacity: 1, y: 0 }}
+          transition={{ duration: 0.4, ease: "easeInOut" }}
+        >
+          <AnimatedProviderSteps
+            currentStep={currentStep}
+            setCurrentStep={setCurrentStep}
+            steps={STEP_LIST}
+          />
+        </motion.div>
+      )}
+    </AnimatePresence>
+  )
+}
+
+export default OnboardingUpload;

frontend/src/app/new-onboarding/page.tsx

@@ -3,11 +3,7 @@
 import { Suspense, useState } from "react";
 import { DoclingHealthBanner } from "@/components/docling-health-banner";
 import { ProtectedRoute } from "@/components/protected-route";
-import { DotPattern } from "@/components/ui/dot-pattern";
-import { cn } from "@/lib/utils";
-import OnboardingCard from "../onboarding/components/onboarding-card";
 import { OnboardingContent } from "./components/onboarding-content";
-import { OnboardingStep } from "./components/onboarding-step";
 import { ProgressBar } from "./components/progress-bar";
 
 const TOTAL_STEPS = 4;
@@ -28,7 +24,7 @@ function NewOnboardingPage() {
 			{/* Chat-like content area */}
 			<div className="flex flex-col items-center gap-5 w-full max-w-3xl z-10">
 				<div className="w-full h-[872px] bg-background border rounded-lg p-4 shadow-sm overflow-y-auto">
-					<OnboardingContent />
+					<OnboardingContent handleStepComplete={handleStepComplete} currentStep={currentStep} />
 				</div>
 
 				<ProgressBar currentStep={currentStep} totalSteps={TOTAL_STEPS} />

frontend/src/app/onboarding/components/animated-provider-steps.tsx

@@ -9,16 +9,12 @@ import { cn } from "@/lib/utils";
 export function AnimatedProviderSteps({
   currentStep,
   setCurrentStep,
+  steps,
 }: {
   currentStep: number;
   setCurrentStep: (step: number) => void;
+  steps: string[];
 }) {
-  const steps = [
-    "Setting up your model provider",
-    "Defining schema",
-    "Configuring Langflow",
-    "Ingesting sample data",
-  ];
 
   useEffect(() => {
     if (currentStep < steps.length - 1) {
@@ -27,7 +23,7 @@ export function AnimatedProviderSteps({
       }, 1000);
       return () => clearInterval(interval);
     }
-  }, [currentStep, setCurrentStep]);
+  }, [currentStep, setCurrentStep, steps]);
 
   const isDone = currentStep >= steps.length;
 

frontend/src/app/onboarding/components/onboarding-card.tsx

@@ -35,7 +35,15 @@ interface OnboardingCardProps {
 	onComplete: () => void;
 }
 
-const TOTAL_PROVIDER_STEPS = 4;
+
+const STEP_LIST = [
+  "Setting up your model provider",
+  "Defining schema",
+  "Configuring Langflow",
+  "Ingesting sample data",
+];
+
+const TOTAL_PROVIDER_STEPS = STEP_LIST.length;
 
 const OnboardingCard = ({ onComplete }: OnboardingCardProps) => {
 	const updatedOnboarding = process.env.UPDATED_ONBOARDING === "true";
@@ -250,9 +258,10 @@ const OnboardingCard = ({ onComplete }: OnboardingCardProps) => {
 					transition={{ duration: 0.4, ease: "easeInOut" }}
 				>
 					<AnimatedProviderSteps
-						currentStep={currentStep}
-						setCurrentStep={setCurrentStep}
-					/>
+            currentStep={currentStep}
+            setCurrentStep={setCurrentStep}
+            steps={STEP_LIST}
+          />
 				</motion.div>
 			)}
 		</AnimatePresence>