Fixed default ALLOWED_HOSTS; enable debug in test.

.gitea/workflows/unit-tests.yaml

@@ -22,6 +22,7 @@ jobs:
       - name: Run unit tests
         env:
           DJANGO_SECRET_KEY: 'u92=rjf!))-h!1l9z%4i2xwk^t6%l+$z!$a%1_5zba4_9=ypj1'
+          DJANGO_DEBUG: True
         working-directory: src
         run:
           python3 manage.py test

src/config/settings.py

@@ -21,7 +21,8 @@ DEBUG = env.bool("DJANGO_DEBUG", default=False)
 print('Debug mode ENABLED. Disable this before going into production') if DEBUG else None
 
 ALLOWED_HOSTS = env.list("DJANGO_ALLOWED_HOSTS", 
-    default="localhost,127.0.0.1,0.0.0.0")
+    default=["localhost","127.0.0.1"])
+print('ALLOWED_HOSTS is set to %s' % ','.join(ALLOWED_HOSTS)) if DEBUG else None
 
 INSTALLED_APPS = [
     "django.contrib.admin",