Draft: follow-up for Bot API 9.5 (#1780) (#1781)

* Add set_chat_member_tag shortcut coverage

* Add set_member_tag shortcut tests and align decoration expectations

* Fix follow-up test coverage for sender_tag and can_edit_tag

* Add changelog fragment for PR 1781

* Align changelog with base PR #1780

* Expand 1780 changelog to cover base and follow-up scope

* Treat sender_tag as metadata, not message content type

---------

Co-authored-by: Latand <latand@users.noreply.github.com>
Co-authored-by: Codex Agent <codex@openclaw.local>

tests/test_api/test_methods/test_promote_chat_member.py

@@ -6,6 +6,11 @@ class TestPromoteChatMember:
     async def test_bot_method(self, bot: MockedBot):
         prepare_result = bot.add_result_for(PromoteChatMember, ok=True, result=True)
 
-        response: bool = await bot.promote_chat_member(chat_id=-42, user_id=42)
-        bot.get_request()
+        response: bool = await bot.promote_chat_member(
+            chat_id=-42,
+            user_id=42,
+            can_manage_tags=True,
+        )
+        request = bot.get_request()
+        assert request.can_manage_tags is True
         assert response == prepare_result.result

tests/test_api/test_methods/test_set_chat_member_tag.py

@@ -0,0 +1,14 @@
+from aiogram.methods import SetChatMemberTag
+from tests.mocked_bot import MockedBot
+
+
+class TestSetChatMemberTag:
+    async def test_bot_method(self, bot: MockedBot):
+        prepare_result = bot.add_result_for(SetChatMemberTag, ok=True, result=True)
+
+        response: bool = await bot.set_chat_member_tag(chat_id=-42, user_id=42, tag="test")
+        request = bot.get_request()
+        assert request.chat_id == -42
+        assert request.user_id == 42
+        assert request.tag == "test"
+        assert response == prepare_result.result