Send m.bridge data when bridging existing room to Telegram

mautrix_telegram/commands/portal/bridge.py

@@ -186,6 +186,7 @@ async def _locked_confirm_bridge(evt: CommandEvent, portal: 'po.Portal', room_id
      portal.encrypted) = await get_initial_state(evt.az.intent, evt.room_id)
     portal.photo_id = ""
     await portal.save()
+    await portal.update_bridge_info()
 
     asyncio.ensure_future(portal.update_matrix_room(user, entity, direct=False, levels=levels),
                           loop=evt.loop)

mautrix_telegram/matrix.py

@@ -109,6 +109,7 @@ class MatrixHandler(BaseMatrixHandler):
                 if e2be_ok is False:
                     message += "\n\nWarning: Failed to enable end-to-bridge encryption"
                 await intent.send_notice(room_id, message)
+            await portal.update_bridge_info()
         else:
             await intent.join_room(room_id)
             await intent.send_notice(room_id, "This puppet will remain inactive until a "

mautrix_telegram/portal/metadata.py

@@ -170,6 +170,7 @@ class PortalMetadata(BasePortal, ABC):
             levels = self._get_base_power_levels(levels, entity)
             await self.main_intent.set_power_levels(self.mxid, levels)
         await self.handle_matrix_power_levels(source, levels.users, {}, None)
+        await self.update_bridge_info()
 
     async def invite_telegram(self, source: 'u.User',
                               puppet: Union[p.Puppet, 'AbstractUser']) -> None: