🧑‍💻(dashboard) add Django Debug Toolbar for debugging in development

Integrated Django Debug Toolbar for enhanced debugging during development.
Updated settings, middleware, and `urls.py` to conditionally enable the toolbar when `DEBUG` is true. Also added the package to `Pipfile` and updated the lock file.

src/dashboard/Pipfile

@@ -15,6 +15,7 @@ whitenoise = "==6.8.2"
 
 [dev-packages]
 black = "==24.10.0"
+django-debug-toolbar = "==4.4.6"
 django-stubs = {extras = ["compatible-mypy"], version = "==5.1.1"}
 djlint = "==1.36.3"
 factory-boy = "==3.3.1"

src/dashboard/dashboard/settings.py

@@ -9,13 +9,17 @@
 https://docs.djangoproject.com/en/5.1/ref/settings/
 """
 
+import sys
 from pathlib import Path
 
 import environ
 import sentry_sdk
 from django.utils.translation import gettext_lazy as _
 from sentry_sdk.integrations.django import DjangoIntegration
 
+# is pytest running
+TESTING = "pytest" in sys.modules
+
 # Build paths inside the project like this: BASE_DIR / 'subdir'.
 BASE_DIR = Path(__file__).resolve().parent.parent
 
@@ -169,3 +173,49 @@
     # django.contrib.auth) you may enable sending PII data.
     send_default_pii=True,
 )
+
+# Debug-toolbar
+
+# Despite the `DEBUG` being set to `False`, for some tests,
+# pytest seems to consider `DEBUG` to be `True`.
+# So, if `pytest` is running, we don't activate `debug_toolbar`.
+if DEBUG and not TESTING:
+    INTERNAL_IPS = ("localhost",)
+    INSTALLED_APPS += ("debug_toolbar",)
+
+    def show_toolbar(request):
+        """Force display of debug toolbar.
+
+        The default use `SHOW_TOOLBAR_CALLBACK` has no effect.
+        `SHOW_TOOLBAR_CALLBACK` checks if `DEBUG` is `True` and if the `IP` of the
+        request is in `INTERNAL_IPS` but without effect here.
+        (https://django-debug-toolbar.readthedocs.io/en/latest/configuration.html#debug-toolbar-config).
+        """
+        return True
+
+    DEBUG_TOOLBAR_CONFIG = {
+        "SHOW_TOOLBAR_CALLBACK": show_toolbar,
+        "INTERCEPT_REDIRECTS": False,
+    }
+
+    DEBUG_TOOLBAR_PANELS = (
+        "debug_toolbar.panels.history.HistoryPanel",
+        "debug_toolbar.panels.versions.VersionsPanel",
+        "debug_toolbar.panels.timer.TimerPanel",
+        "debug_toolbar.panels.settings.SettingsPanel",
+        "debug_toolbar.panels.headers.HeadersPanel",
+        "debug_toolbar.panels.request.RequestPanel",
+        "debug_toolbar.panels.sql.SQLPanel",
+        "debug_toolbar.panels.staticfiles.StaticFilesPanel",
+        "debug_toolbar.panels.templates.TemplatesPanel",
+        "debug_toolbar.panels.alerts.AlertsPanel",
+        "debug_toolbar.panels.cache.CachePanel",
+        "debug_toolbar.panels.signals.SignalsPanel",
+        "debug_toolbar.panels.redirects.RedirectsPanel",
+        "debug_toolbar.panels.profiling.ProfilingPanel",
+    )
+
+    MIDDLEWARE = [
+        "debug_toolbar.middleware.DebugToolbarMiddleware",
+        *MIDDLEWARE,
+    ]

src/dashboard/dashboard/urls.py

@@ -15,6 +15,7 @@
     2. Add a URL to urlpatterns:  path('blog/', include('blog.urls'))
 """
 
+from django.conf import settings
 from django.contrib import admin
 from django.urls import include, path
 
@@ -27,3 +28,10 @@
     # internationalization
     path("i18n/", include("django.conf.urls.i18n")),
 ]
+
+if settings.DEBUG and not settings.TESTING:
+    import debug_toolbar
+
+    urlpatterns += [
+        path("__debug__/", include(debug_toolbar.urls)),
+    ]