样式修改

frontend-web/src/open-canvas/components/ai-writing/AIWritingPanel.tsx

@@ -48,7 +48,8 @@ const STATUS_LABEL: Record<string, string> = {
 export function AIWritingPanel() {
   const navigate = useNavigate();
   const { setArtifact } = useCanvasGraphContext();
-  const { state, startWriting, submitIntervention, pauseWriting, resumeWriting, reset } = useAIWriting();
+  // pauseWriting / resumeWriting 当前 UI 不暴露（见 header 注释），从解构里省略避免 unused 警告
+  const { state, startWriting, submitIntervention, reset } = useAIWriting();
   const { sessions, loading: sessionsLoading, refresh, rename, remove } = useAIWritingSessions();
   const { articleTypes, refresh: refreshArticleTypes } = useArticleTypes();
 
@@ -269,34 +270,12 @@ export function AIWritingPanel() {
               新建
             </Button>
           )}
-          {isRunning && !state.isPaused && (
-            <Button
-              variant="ghost"
-              size="sm"
-              className="h-7 px-2 text-xs gap-1 animate-breathe-stop text-red-400 hover:text-red-500 hover:bg-red-50 dark:hover:bg-red-950/30"
-              onClick={pauseWriting}
-            >
-              <Square className="size-3 fill-current" />
-              停止
-            </Button>
-          )}
-          {state.isPaused && (
-            <>
-              <Button
-                variant="ghost"
-                size="sm"
-                className="h-7 px-2 text-xs gap-1 text-primary hover:text-primary hover:bg-primary/8"
-                onClick={resumeWriting}
-              >
-                <Play className="size-3 fill-current" />
-                继续
-              </Button>
-              <Button variant="ghost" size="sm" className="h-7 px-2 text-xs gap-1" onClick={reset}>
-                <RotateCcw className="size-3" />
-                重置
-              </Button>
-            </>
-          )}
+          {/* ⏸️/▶️ "停止 / 继续" 按钮暂时隐藏 ——
+              当前实现是 stream.stop() 断 SSE 订阅而非真正取消后端 run，
+              点了停止后端继续烧 token，点继续 useStream 也不会自动重连，
+              用户体验是半残废的。等后期想清楚怎么"真·暂停"（cancel run +
+              保留 checkpoint）+ "真·继续"（重新订阅同一 run）再加回来。
+              hook 里的 pauseWriting / resumeWriting 代码保留以便后期复用。 */}
           {(isDone || isError) && (
             <Button variant="ghost" size="sm" className="h-7 px-2 text-xs gap-1" onClick={reset}>
               <RotateCcw className="size-3" />