Use pre-commits hooks instead of ruff directly

pyproject.toml

@@ -49,12 +49,13 @@ Sphinx = "^5" # Needed for building xapian
 tomli = "^2.0.1"
 
 [tool.poetry.group.dev.dependencies]
-freezegun = "^1.2.2"  # used to test time-dependent code
 django-debug-toolbar = "^4.0.0"
 ipython = "^8.26.0"
-ruff = "^0.4.10"
+pre-commit = "^3.7.1"
+ruff = "^0.4.10" # Version used in pipeline is controlled by pre-commit hooks in .pre-commit.config.yaml
 
 [tool.poetry.group.tests.dependencies]
+freezegun = "^1.2.2"  # used to test time-dependent code
 pytest = "^8.2.2"
 pytest-cov = "^5.0.0"
 pytest-django = "^4.8.0"