Move menu building to Stimulus (WIP)

TODO: cache menu container, build ontology and load templates from external HTML source.

scenes/ssgp/index.js

@@ -2,7 +2,6 @@ import { openScene } from "../../js/scene.js";
 import { config } from "../../config.js";
 import AppState from "../../js/state.js";
 import { normalizeNodes } from "../../js/utils/nodeUtils.js";
-import { initUI } from "../../js/ui.js";
 import { initStimulus } from "../../js/utils/stimulus.js";
 
 initStimulus();
@@ -12,4 +11,3 @@ const marker = config.markers.find(m => m.id === 'ssgp');
 AppState.normalizedNodes = normalizeNodes(marker.nodes);
 
 openScene(marker, AppState.normalizedNodes);
-initUI(location.pathname + '/ontology.json');