🐛(backend) resolve backchannel calls to LiveKit in docker-compose

Fix container networking issue where app-dev container couldn't resolve
localhost address when calling LiveKit API. Update configuration to use
proper container network addressing for backchannel communication between
services.

compose.yml

@@ -72,6 +72,8 @@ services:
         - nginx
         - livekit
         - createbuckets
+    extra_hosts:
+      - "127.0.0.1.nip.io:host-gateway"
   
   celery-dev:
     user: ${DOCKER_USER:-1000}

env.d/development/common.dist

@@ -48,7 +48,8 @@ OIDC_AUTH_REQUEST_EXTRA_PARAMS={"acr_values": "eidas1"}
 # Livekit Token settings
 LIVEKIT_API_SECRET=secret
 LIVEKIT_API_KEY=devkey
-LIVEKIT_API_URL=http://localhost:7880
+LIVEKIT_API_URL=http://127.0.0.1.nip.io:7880
+LIVEKIT_VERIFY_SSL=False
 ALLOW_UNREGISTERED_ROOMS=False
 
 # Recording

src/backend/core/tests/test_utils.py

@@ -45,9 +45,11 @@ def test_create_livekit_client_ssl_disabled(
 @mock.patch("asyncio.get_running_loop")
 @mock.patch("core.utils.LiveKitAPI")
 def test_create_livekit_client_custom_configuration(
-    mock_livekit_api, mock_get_running_loop
+    mock_livekit_api, mock_get_running_loop, settings
 ):
     """Test LiveKitAPI client creation with custom configuration."""
+    settings.LIVEKIT_VERIFY_SSL = True
+
     mock_get_running_loop.return_value = mock.MagicMock()
     custom_configuration = {
         "api_key": "mock_key",