documentation: advice pre-commit installation

README.md

@@ -44,6 +44,13 @@ DJANGO_SETTINGS_MODULE=instance.settings.dev pytest
 DJANGO_SETTINGS_MODULE=instance.settings.dev ./manage.py runserver
 ```
 
+Before requesting a merge, enable pre-commit :
+
+```
+pip install pre-commit
+pre-commit install
+```
+
 ## Installation
 Running Aircox on production involves:
 * Aircox modules and a running Django project;

instance/settings/dev.py

@@ -47,7 +47,7 @@ LOGGING = {
 }
 
 CACHES = {
-        "default": {
-                    "BACKEND": "django.core.cache.backends.locmem.LocMemCache",
-                }
+    "default": {
+        "BACKEND": "django.core.cache.backends.locmem.LocMemCache",
+    }
 }