Fix deployment bugs: .env loading and CMD path

Dockerfile

@@ -16,5 +16,4 @@ RUN pip install --no-cache-dir -r requirements.txt
 COPY . /app/
 
 EXPOSE 8111
-
-CMD ["gunicorn", "--bind", "0.0.0.0:8111", "lmsege.wsgi:application"]
+CMD ["gunicorn", "--bind", "0.0.0.0:8111", "--chdir", "/app/lmsege", "lmsege.wsgi:application"]

lmsege/lmsege/settings.py

@@ -20,7 +20,9 @@ BASE_DIR = Path(__file__).resolve().parent.parent
 env = environ.Env(
     DEBUG=(bool, False)
 )
-environ.Env.read_env(os.path.join(BASE_DIR.parent, '.env'))
+env_file = os.path.join(BASE_DIR.parent, '.env')
+if os.path.exists(env_file):
+    environ.Env.read_env(env_file)
 
 
 # Quick-start development settings - unsuitable for production
@@ -127,10 +129,10 @@ USE_TZ = True
 # Static files (CSS, JavaScript, Images)
 # https://docs.djangoproject.com/en/6.1/howto/static-files/
 
-STATIC_URL = 'static/'
+STATIC_URL = '/static/'
 STATIC_ROOT = BASE_DIR / 'staticfiles'
 
-MEDIA_URL = 'media/'
+MEDIA_URL = '/media/'
 MEDIA_ROOT = BASE_DIR / 'media'