Task 13: wire geo_batch_lookup through dependency injection and mark task completed

backend/app/routers/bans.py

@@ -10,23 +10,19 @@ Manual ban and unban operations and the active-bans overview:
 
 from __future__ import annotations
 
-from typing import TYPE_CHECKING
-
-if TYPE_CHECKING:
-    import aiohttp
-
 from fastapi import APIRouter, HTTPException, Request, status
 
 from app.dependencies import (
     AuthDep,
     DbDep,
     Fail2BanSocketDep,
+    GeoBatchLookupDep,
     HttpSessionDep,
 )
+from app.exceptions import JailNotFoundError, JailOperationError
 from app.models.ban import ActiveBanListResponse, BanRequest, UnbanAllResponse, UnbanRequest
 from app.models.jail import JailCommandResponse
-from app.services import geo_service, jail_service
-from app.exceptions import JailNotFoundError, JailOperationError
+from app.services import jail_service
 from app.utils.fail2ban_client import Fail2BanConnectionError
 
 router: APIRouter = APIRouter(prefix="/api/bans", tags=["Bans"])
@@ -58,6 +54,7 @@ async def get_active_bans(
     db: DbDep,
     socket_path: Fail2BanSocketDep,
     http_session: HttpSessionDep,
+    geo_batch_lookup: GeoBatchLookupDep,
 ) -> ActiveBanListResponse:
     """Return every IP that is currently banned across all fail2ban jails.
 
@@ -77,7 +74,7 @@ async def get_active_bans(
     try:
         return await jail_service.get_active_bans(
             socket_path,
-            geo_batch_lookup=geo_service.lookup_batch,
+            geo_batch_lookup=geo_batch_lookup,
             http_session=http_session,
             app_db=db,
         )