fix: load and save plugin host settings in the editor and tighten settings row spacing

plugins/web-endpoint/locales/en.json

@@ -20,6 +20,8 @@
     "webUiEndpointLabel": "Endpoint {{number}}",
     "webUiIntegration": "Web UI",
     "webUiEndpointsSection": "Endpoints",
+    "webUiNoEndpoints": "No web endpoints yet. Use Add endpoint to create one.",
+    "webUiEndpointsDisabled": "Turn on Web UI above to add endpoints.",
     "webUiRequirementsText": "A direct endpoint is opened by your browser, so its port must be reachable from here. An SSH tunnel is opened by Termix over this host's SSH connection instead, so the port only has to be reachable from the host.",
     "enableWebUi": "Enable web endpoints",
     "enableWebUiDesc": "Open this host's web interfaces from the sidebar.",