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

workflows/Facebook/0123_Facebook_Mattermost_Update_Triggered.json

@@ -0,0 +1,58 @@
+{
+  "id": "131",
+  "name": "Receive a Mattermost message when a user updates their profile on Facebook",
+  "nodes": [
+    {
+      "name": "Facebook Trigger",
+      "type": "n8n-nodes-base.facebookTrigger",
+      "position": [
+        590,
+        260
+      ],
+      "webhookId": "14ba2eea-04a1-4659-b83e-0090ba480452",
+      "parameters": {
+        "appId": "",
+        "options": {
+          "includeValues": true
+        }
+      },
+      "credentials": {
+        "facebookGraphAppApi": "facebook"
+      },
+      "typeVersion": 1
+    },
+    {
+      "name": "Mattermost",
+      "type": "n8n-nodes-base.mattermost",
+      "position": [
+        790,
+        260
+      ],
+      "parameters": {
+        "message": "=The user with uid {{$node[\"Facebook Trigger\"].json[\"uid\"]}} changed their {{$node[\"Facebook Trigger\"].json[\"changes\"][0][\"field\"]}} to {{$node[\"Facebook Trigger\"].json[\"changes\"][0][\"value\"][\"page\"]}}.",
+        "channelId": "13fx8838gtbj3d41a6a7c1w7fe",
+        "attachments": [],
+        "otherOptions": {}
+      },
+      "credentials": {
+        "mattermostApi": "mattermost"
+      },
+      "typeVersion": 1
+    }
+  ],
+  "active": false,
+  "settings": {},
+  "connections": {
+    "Facebook Trigger": {
+      "main": [
+        [
+          {
+            "node": "Mattermost",
+            "type": "main",
+            "index": 0
+          }
+        ]
+      ]
+    }
+  }
+}