fix：优化聊天流信息的展示和检索，优化chat_prompt无效的问题，优化部分群定义问题

pytests/common_test/test_maisaka_expression_selector.py

@@ -39,6 +39,50 @@ def test_resolve_expression_group_scope_returns_related_sessions(monkeypatch: py
     assert has_global_share is False
 
 
+def test_resolve_expression_group_scope_matches_routed_sessions(monkeypatch: pytest.MonkeyPatch) -> None:
+    current_session_id = SessionUtils.calculate_session_id("qq", group_id="10001", account_id="bot-a")
+    related_session_id = SessionUtils.calculate_session_id("qq", group_id="10002", account_id="bot-a")
+
+    monkeypatch.setattr(
+        selector_module,
+        "global_config",
+        SimpleNamespace(
+            expression=SimpleNamespace(
+                expression_groups=[
+                    SimpleNamespace(
+                        expression_groups=[
+                            _build_target("qq", "10001"),
+                            _build_target("qq", "10002"),
+                        ]
+                    )
+                ]
+            )
+        ),
+    )
+    monkeypatch.setattr(
+        selector_module.ChatConfigUtils,
+        "_get_chat_stream",
+        lambda session_id: SimpleNamespace(platform="qq", group_id="10001", user_id=None)
+        if session_id == current_session_id
+        else None,
+    )
+    target_session_ids = {
+        "10001": current_session_id,
+        "10002": related_session_id,
+    }
+    monkeypatch.setattr(
+        selector_module.ChatConfigUtils,
+        "get_target_session_ids",
+        lambda target_item: {target_session_ids[target_item.item_id]},
+    )
+
+    selector = MaisakaExpressionSelector()
+    related_session_ids, has_global_share = selector._resolve_expression_group_scope(current_session_id)
+
+    assert related_session_ids == {current_session_id, related_session_id}
+    assert has_global_share is False
+
+
 def test_resolve_expression_group_scope_uses_star_as_global_share(monkeypatch: pytest.MonkeyPatch) -> None:
     current_session_id = SessionUtils.calculate_session_id("qq", group_id="10001")