adding the workflow collection to git

workflows/13_Mattermost_Webhook.json

@@ -0,0 +1,81 @@
+{
+  "id": "13",
+  "name": "Mattermost Webhook",
+  "nodes": [
+    {
+      "name": "Webhook",
+      "type": "n8n-nodes-base.webhook",
+      "position": [
+        340,
+        200
+      ],
+      "parameters": {
+        "path": "webhook",
+        "options": {},
+        "httpMethod": "POST"
+      },
+      "typeVersion": 1
+    },
+    {
+      "name": "HTTP Request",
+      "type": "n8n-nodes-base.httpRequest",
+      "position": [
+        570,
+        200
+      ],
+      "parameters": {
+        "url": "https://www.thecocktaildb.com/api/json/v1/1/random.php",
+        "options": {}
+      },
+      "typeVersion": 1
+    },
+    {
+      "name": "Mattermost",
+      "type": "n8n-nodes-base.mattermost",
+      "position": [
+        770,
+        200
+      ],
+      "parameters": {
+        "message": "=Why not try {{$node[\"HTTP Request\"].json[\"drinks\"][0][\"strDrink\"]}}?\n{{$node[\"HTTP Request\"].json[\"drinks\"][0][\"strInstructions\"]}} Serve in {{$node[\"HTTP Request\"].json[\"drinks\"][0][\"strGlass\"]}}.",
+        "channelId": "={{$node[\"Webhook\"].json[\"body\"][\"channel_id\"]}}",
+        "attachments": [
+          {
+            "image_url": "={{$node[\"HTTP Request\"].json[\"drinks\"][0][\"strDrinkThumb\"]}}"
+          }
+        ],
+        "otherOptions": {}
+      },
+      "credentials": {
+        "mattermostApi": "Mattermost"
+      },
+      "typeVersion": 1
+    }
+  ],
+  "active": true,
+  "settings": {},
+  "connections": {
+    "Webhook": {
+      "main": [
+        [
+          {
+            "node": "HTTP Request",
+            "type": "main",
+            "index": 0
+          }
+        ]
+      ]
+    },
+    "HTTP Request": {
+      "main": [
+        [
+          {
+            "node": "Mattermost",
+            "type": "main",
+            "index": 0
+          }
+        ]
+      ]
+    }
+  }
+}