fix: unify chat process and reply presentation

src/features/workbench/hooks/agent-session-message-state.test.ts

@@ -2,6 +2,21 @@ import { describe, expect, it } from "vitest";
 import { applySessionStreamEvent, toAgentChatMessages, toAgentUiMessages } from "./agent-session-message-state";
 
 describe("task context in persisted answers", () => {
+  it("restores submitted answer cards only from snapshots bound to their user message", () => {
+    const reply = { version: "agent-interaction-request@1", interaction_id: "question", message_id: "source", turn_id: "turn", call_id: "call",
+      status: "answered", revision: 1, draft_revision: 0, draft: [], created_at: "2026-10-28T10:00:00Z",
+      questions: [{ question_id: "q", title: "核查时段", body: "请选择", mode: "single", required: true, allow_custom: false, options: [{ id: "a", label: "前一天" }] }],
+      answers: [{ question_id: "q", selected_option_ids: ["a"], selected_options: [{ id: "a", label: "前一天" }], custom_text: "" }],
+      delivery: { native_message_id: "reply", revision: 2, status: "delivered" } };
+    const parts = [{ type: "text", text: "核查时段: 前一天" }, { type: "data-interaction_reply", data: reply }];
+    const messages = toAgentChatMessages(toAgentUiMessages([
+      { id: "reply", role: "user", parts }, { id: "other", role: "user", parts },
+      { id: "reply", role: "assistant", parts },
+      { id: "pending", role: "user", parts: [{ type: "data-interaction_reply", data: { ...reply, status: "pending", delivery: { ...reply.delivery, native_message_id: "pending" } } }] }
+    ]), {}, {});
+    expect(messages[0].interactionReply).toEqual(reply);
+    expect(messages.slice(1).every((message) => message.interactionReply === undefined)).toBe(true);
+  });
   it("inserts consumed user input once before the active assistant in live and resumed streams", () => {
     const messages = toAgentUiMessages([
       { id: "original", role: "user", parts: [{ type: "text", text: "原问题" }] },
@@ -60,6 +75,20 @@ describe("task context in persisted answers", () => {
 
 describe("rich answer replay", () => {
   const block = { version: "answer-ui@1", block_id: "reading", fallback_text: "演练读数", spec: { root: "metric", elements: { metric: { type: "Metric", props: { label: "压力", value: "0.3", unit: "MPa", source: "演练数据" }, children: [] } } } };
+  it("restores anchored final content without process UI, duplicate blocks or internal reference markers", () => {
+    const messages = toAgentUiMessages([{ id: "answer", role: "assistant", parts: [
+      { type: "data-answer_ui", data: { ...block, block_id: "query", phase: "process", fallback_text: "查询过程资料" } },
+      { type: "data-answer_ui", data: { ...block, phase: "final" } },
+      { type: "data-answer_ui", data: { ...block, phase: "final", fallback_text: "更新后的最终读数" } },
+      { type: "data-final_answer", data: { content: "最终说明\n\n[[ui:reading]]\n\n后续解读\n\n[[ui:query]]", ui_block_ids: ["reading", "query"] } },
+    ] }]);
+    const restored = toAgentChatMessages(messages, {}, {})[0];
+    expect(restored.answerParts?.filter((part) => part.type === "answer-ui")).toHaveLength(2);
+    expect(restored.content).toContain("更新后的最终读数");
+    expect(restored.content).not.toContain("查询过程资料");
+    expect(restored.content).not.toContain("[[ui:");
+    expect(restored.content.indexOf("更新后的最终读数")).toBeLessThan(restored.content.indexOf("后续解读"));
+  });
   it("keeps text, component and summary in their original order across history restoration", () => {
     const messages = toAgentUiMessages([{ id: "answer", role: "assistant", parts: [
       { type: "text", text: "下面是演练数据。" },