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

workflows/Keap/1023_Keap_Automate_Triggered.json

@@ -0,0 +1,21 @@
+{
+  "nodes": [
+    {
+      "name": "Keap Trigger",
+      "type": "n8n-nodes-base.keapTrigger",
+      "position": [
+        440,
+        320
+      ],
+      "webhookId": "1df33e6f-7e5c-4d70-b90d-d5666aaf63e7",
+      "parameters": {
+        "eventId": "contact.add"
+      },
+      "credentials": {
+        "keapOAuth2Api": "keap_creds"
+      },
+      "typeVersion": 1
+    }
+  ],
+  "connections": {}
+}