From 82e6f5e947a42544ef0ebcfdbb184d25d141f822 Mon Sep 17 00:00:00 2001
From: Your Name <your.email@example.com>
Date: Sun, 22 Feb 2026 13:12:30 +0800
Subject: [PATCH] fix(canvas): restore home prompt in editor and preserve
 launch auto-send payload

---
 components/canvas/CanvasChatPanel.tsx | 18 ++++++++++++++++--
 1 file changed, 16 insertions(+), 2 deletions(-)

diff --git a/components/canvas/CanvasChatPanel.tsx b/components/canvas/CanvasChatPanel.tsx
index e969f0949..c8bb4f972 100644
--- a/components/canvas/CanvasChatPanel.tsx
+++ b/components/canvas/CanvasChatPanel.tsx
@@ -1621,8 +1621,6 @@ export function CanvasChatPanel({ chatId, initialMessages = [], onClose, onOpenF
   }, []);
 
   useEffect(() => {
-    pendingLaunchRef.current = null;
-
     if (typeof window === "undefined") return;
 
     try {
@@ -1666,6 +1664,22 @@ export function CanvasChatPanel({ chatId, initialMessages = [], onClose, onOpenF
       }
 
       setTimeout(() => {
+        const editableDiv = textareaRef.current as HTMLDivElement | null;
+        if (editableDiv) {
+          editableDiv.innerHTML = "";
+          if (normalizedPrompt) {
+            editableDiv.appendChild(document.createTextNode(normalizedPrompt));
+            const selection = window.getSelection();
+            if (selection) {
+              const range = document.createRange();
+              range.selectNodeContents(editableDiv);
+              range.collapse(false);
+              selection.removeAllRanges();
+              selection.addRange(range);
+            }
+          }
+        }
+
         normalizedAttachments.forEach((attachment, index) => {
           insertImageTagInEditor(attachment.url, attachment.name, index);
         });