Fix Railway database configuration

- Use dj-database-url to properly parse DATABASE_URL for Railway deployment
- Add dj-database-url==2.1.0 to requirements.txt
- Simplify database config to work with Railway's automatic DATABASE_URL

🤖 Generated with [Claude Code](https://claude.ai/code)

Co-Authored-By: Claude <noreply@anthropic.com>

netcop_hub/settings.py

@@ -87,16 +87,12 @@ WSGI_APPLICATION = 'netcop_hub.wsgi.application'
 # Database
 # https://docs.djangoproject.com/en/5.2/ref/settings/#databases
 
-if config('RAILWAY_ENVIRONMENT', default=''):
+import dj_database_url
+
+# Use DATABASE_URL if available (Railway, Heroku, etc.)
+if config('DATABASE_URL', default=''):
     DATABASES = {
-        'default': {
-            'ENGINE': 'django.db.backends.postgresql',
-            'NAME': config('PGDATABASE', default=''),
-            'USER': config('PGUSER', default=''),
-            'PASSWORD': config('PGPASSWORD', default=''),
-            'HOST': config('PGHOST', default=''),
-            'PORT': config('PGPORT', default=''),
-        }
+        'default': dj_database_url.parse(config('DATABASE_URL'))
     }
 else:
     DATABASES = {

requirements.txt

@@ -5,4 +5,5 @@ stripe==12.3.0
 Pillow==11.3.0
 requests==2.32.4
 gunicorn==21.2.0
-psycopg2-binary==2.9.9
+psycopg2-binary==2.9.9
+dj-database-url==2.1.0