feat: add folder support for workflows (fixes #70)

workflows/Trello/0076_Trello_Update_Triggered.json

@@ -0,0 +1,24 @@
+{
+  "id": "117",
+  "name": "Receive updates for changes in the specified list in Trello",
+  "nodes": [
+    {
+      "name": "Trello Trigger",
+      "type": "n8n-nodes-base.trelloTrigger",
+      "position": [
+        700,
+        250
+      ],
+      "parameters": {
+        "id": ""
+      },
+      "credentials": {
+        "trelloApi": ""
+      },
+      "typeVersion": 1
+    }
+  ],
+  "active": false,
+  "settings": {},
+  "connections": {}
+}