refactor backend module architecture

app/api/endpoints/plugin.py

@@ -13,11 +13,11 @@ from starlette.responses import StreamingResponse
 from app import schemas
 from app.api.response import ResponseAPIRouter
 from app.command import Command
-from app.core.cache import async_fresh
-from app.core.config import settings
-from app.core.event import eventmanager
-from app.core.plugin import PluginManager
-from app.core.security import (
+from app.platform.cache import async_fresh
+from app.platform.config import settings
+from app.platform.events import eventmanager
+from app.extensions.plugin_manager import PluginManager
+from app.security.access import (
     resource_token_cookie,
     verify_apikey,
     verify_resource_token,
@@ -30,9 +30,9 @@ from app.db.user_oper import (
     get_current_active_superuser_async,
 )
 from app.factory import app
-from app.helper.server import MoviePilotServerHelper
-from app.helper.plugin import PluginHelper
-from app.log import logger
+from app.integrations.server import MoviePilotServerHelper
+from app.integrations.market import PluginHelper
+from app.platform.log import logger
 from app.scheduler import Scheduler
 from app.schemas.event import PluginDataResetEventData
 from app.schemas.types import ChainEventType, SystemConfigKey