Create a channel, invite users to the channel, post a message, and upload a file

{
  "id": "164",
  "name": "Create a channel, invite users to the channel, post a message, and upload a file",
  "nodes": [
    {
      "name": "On clicking 'execute'",
      "type": "n8n-nodes-base.manualTrigger",
      "position": [
        250,
        250
      ],
      "parameters": {},
      "typeVersion": 1
    },
    {
      "name": "Slack",
      "type": "n8n-nodes-base.slack",
      "position": [
        450,
        250
      ],
      "parameters": {
        "resource": "channel",
        "channelId": "n8n-docs",
        "additionalFields": {}
      },
      "credentials": {
        "slackApi": "Slack Bot Access Token"
      },
      "typeVersion": 1
    },
    {
      "name": "Slack1",
      "type": "n8n-nodes-base.slack",
      "position": [
        650,
        250
      ],
      "parameters": {
        "userIds": [
          "U01797FGD6J"
        ],
        "resource": "channel",
        "channelId": "={{$node[\"Slack\"].json[\"id\"]}}",
        "operation": "invite"
      },
      "credentials": {
        "slackApi": "Slack Bot Access Token"
      },
      "typeVersion": 1
    },
    {
      "name": "HTTP Request",
      "type": "n8n-nodes-base.httpRequest",
      "position": [
        1050,
        250
      ],
      "parameters": {
        "url": "https://n8n.io/n8n-logo.png",
        "options": {},
        "responseFormat": "file"
      },
      "typeVersion": 1
    },
    {
      "name": "Slack2",
      "type": "n8n-nodes-base.slack",
      "position": [
        850,
        250
      ],
      "parameters": {
        "text": "Welcome to the channel!",
        "as_user": true,
        "channel": "={{$node[\"Slack\"].json[\"id\"]}}",
        "attachments": [
          {
            "title": "Logo",
            "image_url": "https://n8n.io/n8n-logo.png"
          }
        ],
        "otherOptions": {}
      },
      "credentials": {
        "slackApi": "Slack Bot Access Token"
      },
      "typeVersion": 1
    },
    {
      "name": "Slack3",
      "type": "n8n-nodes-base.slack",
      "position": [
        1250,
        250
      ],
      "parameters": {
        "options": {
          "channelIds": [
            "C01FZ3TJR5L"
          ]
        },
        "resource": "file",
        "binaryData": true
      },
      "credentials": {
        "slackApi": "Slack Bot Access Token"
      },
      "typeVersion": 1
    }
  ],
  "active": false,
  "settings": {},
  "connections": {
    "Slack": {
      "main": [
        [
          {
            "node": "Slack1",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Slack1": {
      "main": [
        [
          {
            "node": "Slack2",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Slack2": {
      "main": [
        [
          {
            "node": "HTTP Request",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "HTTP Request": {
      "main": [
        [
          {
            "node": "Slack3",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "On clicking 'execute'": {
      "main": [
        [
          {
            "node": "Slack",
            "type": "main",
            "index": 0
          }
        ]
      ]
    }
  }
}