fix: keep generation progress out of chat history

src/components/puzzle-agent/PuzzleAgentWorkspace.tsx

@@ -44,6 +44,14 @@ const PUZZLE_AGENT_THEME: CreationAgentTheme = {
 function mapPuzzleSession(
   session: PuzzleAgentSessionSnapshot,
 ): CreationAgentSessionView {
+  // 中文注释：生成进度与草稿写回记录不属于聊天历史，旧会话里的 action_result 也不再渲染为气泡。
+  const chatMessages = session.messages.filter(
+    (message) =>
+      message.kind === 'chat' ||
+      message.kind === 'summary' ||
+      message.kind === 'warning',
+  );
+
   return {
     sessionId: session.sessionId,
     // 所有玩法的 Agent 聊天页顶部模块只保留操作与进度，不展示标题和引导副文案。
@@ -58,7 +66,7 @@ function mapPuzzleSession(
       session.anchorPack.compositionHooks,
       session.anchorPack.tagsAndForbidden,
     ],
-    messages: session.messages,
+    messages: chatMessages,
     recommendedReplies: [],
   };
 }