fix: improve Service Worker serving with better error handling

backend/eusrr_backend/urls.py

@@ -2,9 +2,22 @@ from django.conf import settings
 from django.conf.urls.static import static
 from django.contrib import admin
 from django.urls import include, path
-from django.views.static import serve
+from django.http import FileResponse
 import os
 
+def serve_service_worker(request):
+    """Обслуживает Service Worker с правильным content-type"""
+    sw_path = os.path.join(settings.BASE_DIR, 'sw.js')
+    try:
+        return FileResponse(
+            open(sw_path, 'rb'),
+            content_type='application/javascript',
+            status=200
+        )
+    except Exception as e:
+        from django.http import HttpResponse
+        return HttpResponse(f"Service Worker not found: {e}", status=500)
+
 urlpatterns = [
     path("admin/", admin.site.urls),
     path("auth/", include("employees.urls_front_auth", namespace="auth_front")),
@@ -17,6 +30,6 @@ urlpatterns = [
     path("finance/", include("finance.urls", namespace="finance")),
     path("api/", include(("api.urls", "api"), namespace="api")),
     # Service Worker должен быть в корне для правильного scope
-    path("sw.js", serve, {"document_root": settings.BASE_DIR, "path": "sw.js", "content_type": "application/javascript"}, name="sw"),
+    path("sw.js", serve_service_worker, name="sw"),
     path("", include("feed.urls_front", namespace="feed")),
 ] + static(settings.MEDIA_URL, document_root=settings.MEDIA_ROOT)