fix flake8 F401+F403 (module imported but unused + unable to detect undefined names)

lnbits/extensions/livestream/__init__.py

@@ -24,10 +24,10 @@ def livestream_renderer():
     return template_renderer(["lnbits/extensions/livestream/templates"])
 
 
-from .lnurl import *  # noqa
+from .lnurl import *  # noqa: F401,F403
 from .tasks import wait_for_paid_invoices
-from .views import *  # noqa
-from .views_api import *  # noqa
+from .views import *  # noqa: F401,F403
+from .views_api import *  # noqa: F401,F403
 
 
 def livestream_start():

lnbits/extensions/livestream/tasks.py

@@ -2,7 +2,6 @@ import asyncio
 
 from loguru import logger
 
-from lnbits.core import db as core_db
 from lnbits.core.models import Payment
 from lnbits.core.services import create_invoice, pay_invoice
 from lnbits.helpers import get_current_extension_name