feat: polish web master-agent controls and dispatch recovery

tests/dispatch-plan-ui.test.ts

@@ -4,6 +4,7 @@ import {
   extractApprovedTargetProjectIds,
   latestRejectedDispatchPlan,
   latestPendingDispatchPlan,
+  resolveDispatchPlanComposerState,
   summarizeDispatchPlan,
 } from "@/lib/dispatch-plan-ui";
 
@@ -79,3 +80,54 @@ test("latestRejectedDispatchPlan returns the latest rejected item", () => {
     targets: [{ projectId: "p3", threadDisplayName: "调度修复线程" }],
   });
 });
+
+test("resolveDispatchPlanComposerState folds older rejected plans once a newer pending plan exists", () => {
+  const state = resolveDispatchPlanComposerState([
+    {
+      planId: "dispatch-plan-1",
+      status: "rejected",
+      summary: "已拒绝的推荐",
+      targets: [{ projectId: "p3", threadDisplayName: "调度修复线程" }],
+    },
+    {
+      planId: "dispatch-plan-2",
+      status: "pending_user_confirmation",
+      summary: "重新生成的推荐",
+      targets: [{ projectId: "p2", threadDisplayName: "设备接入线程" }],
+    },
+  ]);
+
+  assert.deepEqual(state.pendingDispatchPlan, {
+    planId: "dispatch-plan-2",
+    status: "pending_user_confirmation",
+    summary: "重新生成的推荐",
+    targets: [{ projectId: "p2", threadDisplayName: "设备接入线程" }],
+  });
+  assert.equal(state.rejectedDispatchPlan, null);
+  assert.equal(state.recoveryHint, "当前有待确认推荐，已折叠旧的拒绝状态。");
+  assert.equal(state.recoveryActionLabel, null);
+});
+
+test("resolveDispatchPlanComposerState exposes a retry action for a rejected plan", () => {
+  const state = resolveDispatchPlanComposerState([
+    {
+      planId: "dispatch-plan-3",
+      status: "rejected",
+      summary: "已拒绝的推荐",
+      targets: [{ projectId: "p3", threadDisplayName: "调度修复线程" }],
+    },
+  ]);
+
+  assert.equal(state.pendingDispatchPlan, null);
+  assert.deepEqual(state.rejectedDispatchPlan, {
+    planId: "dispatch-plan-3",
+    status: "rejected",
+    summary: "已拒绝的推荐",
+    targets: [{ projectId: "p3", threadDisplayName: "调度修复线程" }],
+  });
+  assert.equal(state.recoveryActionLabel, "重新生成新的推荐");
+  assert.equal(
+    state.recoveryHint,
+    "上次推荐已拒绝。直接点击“重新生成新的推荐”即可继续协作，不用重新发送整条消息。",
+  );
+});