Polish WebUI streaming and provider settings

tests/channels/test_websocket_channel.py

@@ -946,7 +946,12 @@ async def test_settings_api_returns_safe_subset_and_updates_whitelist(
         providers = {provider["name"]: provider for provider in body["providers"]}
         assert providers["openai"]["configured"] is True
         assert providers["openai"]["api_key_hint"] == "secr••••-key"
+        assert providers["azure_openai"]["api_key_required"] is True
         assert providers["openrouter"]["configured"] is False
+        assert providers["openrouter"]["api_key_required"] is True
+        assert providers["atomic_chat"]["configured"] is False
+        assert providers["atomic_chat"]["api_key_required"] is False
+        assert providers["atomic_chat"]["default_api_base"] == "http://localhost:1337/v1"
         assert body["agent"]["has_api_key"] is True
         assert body["web_search"]["provider"] == "brave"
         assert body["web_search"]["api_key_hint"] == "brav••••cret"
@@ -969,10 +974,24 @@ async def test_settings_api_returns_safe_subset_and_updates_whitelist(
         assert provider_rows["openrouter"]["configured"] is True
         assert "sk-or-test" not in provider_updated.text
 
+        local_provider_updated = await _http_get(
+            "http://127.0.0.1:"
+            f"{port}/api/settings/provider/update?provider=atomic_chat"
+            "&api_base=http%3A%2F%2Flocalhost%3A1337%2Fv1",
+            headers={"Authorization": "Bearer tok"},
+        )
+        assert local_provider_updated.status_code == 200
+        local_provider_body = local_provider_updated.json()
+        local_provider_rows = {
+            provider["name"]: provider for provider in local_provider_body["providers"]
+        }
+        assert local_provider_rows["atomic_chat"]["configured"] is True
+        assert "localhost:1337" in local_provider_updated.text
+
         updated = await _http_get(
             "http://127.0.0.1:"
-            f"{port}/api/settings/update?model=openrouter/test"
-            "&provider=openrouter",
+            f"{port}/api/settings/update?model=atomic_chat/test"
+            "&provider=atomic_chat",
             headers={"Authorization": "Bearer tok"},
         )
         assert updated.status_code == 200
@@ -992,10 +1011,11 @@ async def test_settings_api_returns_safe_subset_and_updates_whitelist(
         assert search_body["web_search"]["base_url"] == "https://search.example.com"
 
         saved = load_config(config_path)
-        assert saved.agents.defaults.model == "openrouter/test"
-        assert saved.agents.defaults.provider == "openrouter"
+        assert saved.agents.defaults.model == "atomic_chat/test"
+        assert saved.agents.defaults.provider == "atomic_chat"
         assert saved.providers.openrouter.api_key == "sk-or-test"
         assert saved.providers.openrouter.api_base == "https://openrouter.ai/api/v1"
+        assert saved.providers.atomic_chat.api_base == "http://localhost:1337/v1"
         assert saved.tools.web.search.provider == "searxng"
         assert saved.tools.web.search.api_key == ""
         assert saved.tools.web.search.base_url == "https://search.example.com"