test(01-06): add failing matrix command-only regressions

- Assert skills text no longer includes reaction-era labels
- Require converter to drop reaction callback support
- Lock !settings dashboard to read-only snapshot copy

tests/adapter/matrix/test_converter.py

@@ -2,7 +2,8 @@ from __future__ import annotations
 
 from types import SimpleNamespace
 
-from adapter.matrix.converter import from_command, from_reaction, from_room_event
+import adapter.matrix.converter as converter
+from adapter.matrix.converter import from_command, from_room_event
 from core.protocol import IncomingCallback, IncomingCommand, IncomingMessage
 
 
@@ -36,15 +37,6 @@ def image_event(url: str = "mxc://x/img", mime: str = "image/jpeg"):
     )
 
 
-def reaction_event(key: str, relates_to: str = "$orig"):
-    return SimpleNamespace(
-        sender="@a:m.org",
-        event_id="$r1",
-        key=key,
-        content={"m.relates_to": {"key": key, "event_id": relates_to}},
-    )
-
-
 async def test_plain_text_to_incoming_message():
     result = from_room_event(text_event("Hello"), room_id="!r:m.org", chat_id="C1")
     assert isinstance(result, IncomingMessage)
@@ -100,14 +92,5 @@ async def test_image_attachment():
     assert result.attachments[0].mime_type == "image/jpeg"
 
 
-async def test_reaction_confirm():
-    result = from_reaction(reaction_event("👍"), sender="@a:m.org", chat_id="C1")
-    assert isinstance(result, IncomingCallback)
-    assert result.action == "confirm"
-
-
-async def test_reaction_toggle_skill():
-    result = from_reaction(reaction_event("2️⃣"), sender="@a:m.org", chat_id="C1")
-    assert isinstance(result, IncomingCallback)
-    assert result.action == "toggle_skill"
-    assert result.payload["skill_index"] == 2
+def test_converter_module_does_not_expose_reaction_callbacks():
+    assert not hasattr(converter, "from_reaction")