Upgrade vulnerable Python dependencies

Raise the supported Python floor to 3.11 for patched dependency releases and update CI/runtime metadata.

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>

pyproject.toml

@@ -3,20 +3,20 @@ name = "bbs"
 version = "0.1.0"
 description = ""
 authors = [{ name = "Nikolai R Kristiansen", email = "nikolaik@gmail.com" }]
-requires-python = ">=3.9,<3.10"
+requires-python = ">=3.11"
 license = "MIT"
 dependencies = [
-    "django-cors-headers>=3.10.0,<4",
-    "django-extensions>=3.1.3,<4",
+    "django-cors-headers>=4.9.0,<5",
+    "django-extensions>=4.1,<5",
     "django-rename-app>=0.1.3,<0.2",
-    "Django==4.2.*",
+    "Django==5.2.*",
     "easy-thumbnails>=2.8.1,<3",
-    "gunicorn>=20.1.0,<21",
+    "gunicorn>=22.0.0,<27",
     "mysqlclient>=2.0.3,<3",
-    "Pillow>=9.0.0,<10",
+    "Pillow>=13.0.0,<14",
     "sentry-sdk>=1.5.5,<2",
-    "strawberry-graphql-django==0.60.*",
-    "strawberry-graphql==0.270.*",
+    "strawberry-graphql-django>=0.93,<0.94",
+    "strawberry-graphql>=0.330.3,<0.337",
 ]
 
 [tool.pytest.ini_options]
@@ -24,14 +24,14 @@ DJANGO_SETTINGS_MODULE = "bbs.settings"
 
 [dependency-groups]
 dev = [
-    "ruff",
+    "ruff==0.11.7",
     "pytest-django",
     "pytest",
 ]
 
 [tool.ruff]
 line-length = 120
-target-version = "py310"
+target-version = "py311"
 
 [tool.ruff.lint]
 select = ["ALL"]