fix: unify chat process and reply presentation

src/features/agent/session-state.ts

@@ -29,6 +29,7 @@ export function upsertProgress(progress: AgentChatProgress[] | undefined, data:
     status,
     title: readString(payload.title) ?? "正在处理",
     detail: readString(payload.detail),
+    tool: readProgressTool(payload.tool) ?? existing?.tool,
     startedAt,
     endedAt,
     elapsedMs: status === "running" ? elapsedMs : undefined,
@@ -373,3 +374,15 @@ function readNumber(value: unknown) {
 function readStringArray(value: unknown) {
   return Array.isArray(value) ? value.map((item) => String(item).trim()).filter(Boolean) : [];
 }
+
+export function readProgressTool(value: unknown): AgentChatProgress["tool"] {
+  const tool = asRecord(value);
+  const name = readString(tool.name);
+  if (!name) return undefined;
+  return {
+    name,
+    callId: readString(tool.call_id) ?? readString(tool.callId),
+    input: tool.input && typeof tool.input === "object" && !Array.isArray(tool.input)
+      ? tool.input as Record<string, unknown> : undefined
+  };
+}