🔥(backend) remove whitenoise package

whitenoise middleware is failing a lot with a cancelled exception from
asyncio. Using whitenoise is not needed in our case, we are just serving
an API with django and DRF. We decided to completely remove it.

src/backend/impress/settings.py

@@ -160,7 +160,7 @@ class Base(Configuration):
         },
         "staticfiles": {
             "BACKEND": values.Value(
-                "whitenoise.storage.CompressedManifestStaticFilesStorage",
+                "django.contrib.staticfiles.storage.StaticFilesStorage",
                 environ_name="STORAGES_STATICFILES_BACKEND",
             ),
         },
@@ -354,7 +354,6 @@ class Base(Configuration):
 
     MIDDLEWARE = [
         "django.middleware.security.SecurityMiddleware",
-        "whitenoise.middleware.WhiteNoiseMiddleware",
         "django.contrib.sessions.middleware.SessionMiddleware",
         "django.middleware.locale.LocaleMiddleware",
         "django.middleware.clickjacking.XFrameOptionsMiddleware",
@@ -1301,7 +1300,7 @@ class Build(Base):
         },
         "staticfiles": {
             "BACKEND": values.Value(
-                "whitenoise.storage.CompressedManifestStaticFilesStorage",
+                "django.contrib.staticfiles.storage.StaticFilesStorage",
                 environ_name="STORAGES_STATICFILES_BACKEND",
             ),
         },

src/backend/pyproject.toml

@@ -68,7 +68,6 @@ dependencies = [
     "requests==2.34.2",
     "sentry-sdk==2.66.1",
     "uvicorn==0.51.0",
-    "whitenoise==6.12.0",
 ]
 
 [project.urls]

src/backend/uv.lock

@@ -995,7 +995,6 @@ dependencies = [
     { name = "requests" },
     { name = "sentry-sdk" },
     { name = "uvicorn" },
-    { name = "whitenoise" },
 ]
 
 [package.optional-dependencies]
@@ -1084,7 +1083,6 @@ requires-dist = [
     { name = "sentry-sdk", specifier = "==2.66.1" },
     { name = "types-requests", marker = "extra == 'dev'", specifier = "==2.33.0.20260712" },
     { name = "uvicorn", specifier = "==0.51.0" },
-    { name = "whitenoise", specifier = "==6.12.0" },
 ]
 provides-extras = ["dev"]
 
@@ -2595,15 +2593,6 @@ wheels = [
     { url = "https://files.pythonhosted.org/packages/41/52/e465037f5375f43533d1a80b6923955201596a99142ed524d77b571a1418/wcwidth-0.7.0-py3-none-any.whl", hash = "sha256:5d69154c429a82910e241c738cd0e2976fac8a2dd47a1a805f4afed1c0f136f2", size = 110825, upload-time = "2026-05-02T16:04:11.033Z" },
 ]
 
-[[package]]
-name = "whitenoise"
-version = "6.12.0"
-source = { registry = "https://pypi.org/simple" }
-sdist = { url = "https://files.pythonhosted.org/packages/cb/2a/55b3f3a4ec326cd077c1c3defeee656b9298372a69229134d930151acd01/whitenoise-6.12.0.tar.gz", hash = "sha256:f723ebb76a112e98816ff80fcea0a6c9b8ecde835f8ddda25df7a30a3c2db6ad", size = 26841, upload-time = "2026-02-27T00:05:42.028Z" }
-wheels = [
-    { url = "https://files.pythonhosted.org/packages/db/eb/d5583a11486211f3ebd4b385545ae787f32363d453c19fffd81106c9c138/whitenoise-6.12.0-py3-none-any.whl", hash = "sha256:fc5e8c572e33ebf24795b47b6a7da8da3c00cff2349f5b04c02f28d0cc5a3cc2", size = 20302, upload-time = "2026-02-27T00:05:40.086Z" },
-]
-
 [[package]]
 name = "wrapt"
 version = "1.17.3"