🐛 fix shell

app/core.py

@@ -8,7 +8,7 @@
 from avilla.core import Context
 from creart import it
 from graia.broadcast.entities.dispatcher import BaseDispatcher
-from graia.broadcast.exceptions import PropagationCancelled
+from graia.broadcast.exceptions import PropagationCancelled, RequirementCrashed
 from graia.broadcast.entities.signatures import Force
 from graia.broadcast.interfaces.dispatcher import DispatcherInterface
 from graia.saya import Saya
@@ -140,7 +140,10 @@ def __init__(self, service: RaianBotService):
         self.service = service
 
     async def beforeExecution(self, interface: DispatcherInterface):
-        context: Context = await interface.lookup_param("context", Context, Force(None))
+        try:
+            context = await interface.lookup_param("context", Context, Force(None))
+        except RequirementCrashed:
+            context = None
         if context:
             interface.local_storage["bot_config"] = next(
                 (bot for bot in self.service.config.bots if bot.ensure(context.account)), None  # type: ignore

plugins/shell/main.py

@@ -10,12 +10,12 @@
 
 @listen(MessageReceived)
 @permission("master")
-@startswith("shell", bind="echos")
+@startswith("shell")
 @exclusive
 @accessable
-async def shell(ctx: Context, echos: MessageChain):
+async def shell(ctx: Context, message: MessageChain):
     process = await asyncio.create_subprocess_shell(
-        str(echos),
+        str(message).removeprefix("shell").strip(),
         stdout=asyncio.subprocess.PIPE,
         stderr=asyncio.subprocess.PIPE,
     )