✨(backend) adds customization for translations

Part of customization PoC

Author: rvveber

src/backend/core/api/viewsets.py

@@ -1692,6 +1692,7 @@ def get(self, request):
             "CRISP_WEBSITE_ID",
             "ENVIRONMENT",
             "FRONTEND_CSS_URL",
+            "FRONTEND_CUSTOM_TRANSLATIONS_URL",
             "FRONTEND_FOOTER_FEATURE_ENABLED",
             "FRONTEND_THEME",
             "MEDIA_BASE_URL",

src/backend/core/tests/test_api_config.py

@@ -19,6 +19,7 @@
     COLLABORATION_WS_URL="http://testcollab/",
     CRISP_WEBSITE_ID="123",
     FRONTEND_CSS_URL="http://testcss/",
+    FRONTEND_CUSTOM_TRANSLATIONS_URL="http://test-custom-translations/",
     FRONTEND_FOOTER_FEATURE_ENABLED=True,
     FRONTEND_THEME="test-theme",
     MEDIA_BASE_URL="http://testserver/",
@@ -41,6 +42,7 @@ def test_api_config(is_authenticated):
         "CRISP_WEBSITE_ID": "123",
         "ENVIRONMENT": "test",
         "FRONTEND_CSS_URL": "http://testcss/",
+        "FRONTEND_CUSTOM_TRANSLATIONS_URL": "http://test-custom-translations/",
         "FRONTEND_FOOTER_FEATURE_ENABLED": True,
         "FRONTEND_THEME": "test-theme",
         "LANGUAGES": [

src/backend/impress/settings.py

@@ -426,6 +426,9 @@ class Base(Configuration):
     FRONTEND_CSS_URL = values.Value(
         None, environ_name="FRONTEND_CSS_URL", environ_prefix=None
     )
+    FRONTEND_CUSTOM_TRANSLATIONS_URL = values.Value(
+        None, environ_name="FRONTEND_CUSTOM_TRANSLATIONS_URL", environ_prefix=None
+    )
 
     # Posthog
     POSTHOG_KEY = values.DictValue(