Initial work on drag-and-drop

static/js/node_store.mjs

@@ -247,6 +247,7 @@ export class NodeStore {
 					nodeStore = t.objectStore('nodes')
 
 					t.oncomplete = (_event) => {
+						console.log('complete')
 						resolve()
 					}
 
@@ -358,6 +359,7 @@ class SimpleNodeStore {
 			// Node to be moved is first stored in the new queue.
 			const req = store.put(node.data)
 			req.onsuccess = () => {
+				console.log('here')
 				resolve()
 			}
 			req.onerror = (event) => {