fix: make matrix entry-room bootstrap idempotent

adapter/matrix/bot.py

@@ -28,6 +28,7 @@ from adapter.matrix.store import (
     clear_load_pending,
     get_load_pending,
     get_room_meta,
+    set_room_meta,
     set_pending_confirm,
 )
 from core.auth import AuthManager
@@ -154,6 +155,28 @@ class MatrixBot:
             if outgoing:
                 await self._send_all(room.room_id, outgoing)
                 return
+        elif room_meta.get("redirect_room_id"):
+            redirect_room_id = room_meta["redirect_room_id"]
+            redirect_chat_id = room_meta.get("redirect_chat_id", "рабочий чат")
+            await self._send_all(
+                room.room_id,
+                [
+                    OutgoingMessage(
+                        chat_id=room.room_id,
+                        text=(
+                            f"Рабочий чат уже создан: {redirect_chat_id}. "
+                            "Открой приглашённую комнату для продолжения."
+                        ),
+                    )
+                ],
+            )
+            logger.info(
+                "matrix_redirect_entry_room",
+                room_id=room.room_id,
+                redirect_room_id=redirect_room_id,
+                user=sender,
+            )
+            return
 
         chat_id = await resolve_chat_id(self.runtime.store, room.room_id, sender)
         incoming = from_room_event(event, room_id=room.room_id, chat_id=chat_id)
@@ -218,6 +241,15 @@ class MatrixBot:
             "m.room.message",
             {"msgtype": "m.text", "body": welcome},
         )
+        await set_room_meta(
+            self.runtime.store,
+            room.room_id,
+            {
+                "matrix_user_id": sender,
+                "redirect_room_id": created["chat_room_id"],
+                "redirect_chat_id": created["chat_id"],
+            },
+        )
         return [
             OutgoingMessage(
                 chat_id=room.room_id,