Remove support for django-debug-toolbar (#6196)

* Remove support for django-debug-toolbar

- Will not be effective with new react interface
- Performance is too slow for use anyway

* Fix requirements-dev.txt

InvenTree/InvenTree/settings.py

@@ -372,19 +372,6 @@ if LDAP_AUTH:
     AUTH_LDAP_USER_FLAGS_BY_GROUP = get_setting("INVENTREE_LDAP_USER_FLAGS_BY_GROUP", "ldap.user_flags_by_group", {}, dict)
     AUTH_LDAP_FIND_GROUP_PERMS = True
 
-DEBUG_TOOLBAR_ENABLED = DEBUG and get_setting('INVENTREE_DEBUG_TOOLBAR', 'debug_toolbar', False)
-
-# If the debug toolbar is enabled, add the modules
-if DEBUG_TOOLBAR_ENABLED:  # pragma: no cover
-    logger.info("Running with DEBUG_TOOLBAR enabled")
-    INSTALLED_APPS.append('debug_toolbar')
-    MIDDLEWARE.append('debug_toolbar.middleware.DebugToolbarMiddleware')
-
-    DEBUG_TOOLBAR_CONFIG = {
-        'RESULTS_CACHE_SIZE': 100,
-        'OBSERVE_REQUEST_CALLBACK': lambda x: False,
-    }
-
 # Internal IP addresses allowed to see the debug toolbar
 INTERNAL_IPS = [
     '127.0.0.1',
@@ -437,12 +424,6 @@ TEMPLATES = [
     },
 ]
 
-if DEBUG_TOOLBAR_ENABLED:  # pragma: no cover
-    # Note that the APP_DIRS value must be set when using debug_toolbar
-    # But this will kill template loading for plugins
-    TEMPLATES[0]['APP_DIRS'] = True
-    del TEMPLATES[0]['OPTIONS']['loaders']
-
 REST_FRAMEWORK = {
     'EXCEPTION_HANDLER': 'InvenTree.exceptions.exception_handler',
     'DATETIME_FORMAT': '%Y-%m-%d %H:%M',

InvenTree/InvenTree/urls.py

@@ -249,13 +249,6 @@ if settings.DEBUG:
     # Media file access
     urlpatterns += static(settings.MEDIA_URL, document_root=settings.MEDIA_ROOT)
 
-    # Debug toolbar access (only allowed in DEBUG mode)
-    if settings.DEBUG_TOOLBAR_ENABLED:
-        import debug_toolbar
-        urlpatterns = [
-            path('__debug__/', include(debug_toolbar.urls)),
-        ] + urlpatterns
-
 # Redirect for favicon.ico
 urlpatterns.append(
     path('favicon.ico', RedirectView.as_view(url=f'{settings.STATIC_URL}img/favicon/favicon.ico'))