Upload images to an S3 bucket via a Slack bot

Upload Public-Facing Images to an S3 Cloudflare Bucket via Slack Modal 🛠 Who is this for? This workflow is for teams that use Slack for internal communication and need a streamlined way to upload public-facing images to an S3 Cloudflare bucket. It's especially beneficial for DevOps, marketing, or content management teams who frequently share assets and require efficient cloud storage integration. --- 💡 What problem does this workflow solve? Manually uploading images to cloud storage can be time-consuming and disruptive, especially if you're already working in Slack. This workflow automates the process, allowing you to upload images directly from Slack via a modal popup. It reduces friction and keeps your workflow within a single platform. --- 🔍 What does this workflow do? This workflow connects Slack with an S3 Cloudflare bucket to simplify the image-uploading process: - Slack Modal Interaction: Users trigger a Slack modal to select images for upload. - Dynamic Folder Management: Choose to create a new folder or use an existing one for uploads. - S3 Integration: Automatically uploads the images to a specified S3 Cloudflare bucket. - Slack Confirmation: After upload, Slack sends a confirmation with the uploaded file URLs. --- 🚀 Setup Instructions Prerequisites 1. Slack Bot with the following permissions: - commands - files:write - files:read - chat:write 2. Cloudflare S3 Credentials: Create an API token with write access to your S3 bucket. 3. n8n Instance: Ensure n8n is properly set up with webhook capabilities. Steps 1. Configure Slack Bot: - Set up a Slack app and enable the Events API. - Add your n8n webhook URL to the Events Subscription section. 2. Add Credentials: - Add your Slack API and S3 Cloudflare credentials to n8n. 3. Customize the Workflow: - Open the Idea Selector Modal node and update folder options to suit your needs. - Update the Post Image to Channel node with your Slack channel ID. 4. Deploy the Workflow: - Activate the workflow and test by triggering the Slack modal. --- 🛠 How to Customize This Workflow Adjust the Slack Modal You can modify the modal layout in the Idea Selector Modal node to add additional fields or adjust the styling. Change the Bucket Structure Update the Upload to S3 Bucket node to customize the folder paths or change naming conventions. --- 🔗 References and Helpful Links - Slack API Documentation - Cloudflare S3 Setup - n8n Documentation --- 📓 Workflow Notes Key Features: - Slack Integration: Uses Slack modal interactions to streamline the upload process. - Cloud Storage: Automatically uploads to a Cloudflare S3 bucket. - User Feedback: Sends a Slack message with file URLs upon successful upload. Setup Dependencies: - Slack API token - Cloudflare S3 credentials - n8n webhook configuration Sticky Notes Included Sticky notes are embedded within the workflow to guide you through configuration and explain node functionality. --- 🌟 Why Use This Workflow? This workflow keeps your image-uploading process intuitive, efficient, and fully integrated with tools you already use. By leveraging n8n's flexibility, you can ensure smooth collaboration and quick sharing of public-facing assets without switching contexts.