Slack App for monday.com links unfurling using AWS Lambda & JavaScript

Slack app which creates previews of pulse & board names like this:

Setup

• Read Slack instructions about app creation and setup.
• Create your Slack app.
• Get your monday.com API token
• Clone repo and create .env file:

STAGE=
SLACK_VERIFICATION_TOKEN=
SLACK_CLIENT_TOKEN=
MONDAY_TOKEN=

where

• STAGE ('dev', 'prod' etc) used to mark a deployment type
• MONDAY_TOKEN - is your token for Monday API
• SLACK_VERIFICATION_TOKEN - the verification token from your Slack app settings
• SLACK_CLIENT_TOKEN - the token you will get after Slack app installation (leave it empty since you will obtain it later)

• Set and deploy lambda

* npm install -g serverless # setup serverless
* sls config credentials --provider aws --key xxx --secret xxx # auth to you AWS account
* npm install # setup your node project

Deploy using:
* sls deploy
Debug locally using:
* sls offline start

• Paste your lambda url https://your-url.amazonaws.com/your-stage/monday-app-unfurl to the Slack app event receiver form.
• Install Slack app and get User OAuth token. Paste it to .env file.
• Redeploy lambda and that's it.

Useful manuals and examples:

• https://hackernoon.com/informative-alerts-with-serverless-slack-unfurling-acb6457e3a59
• https://github.com/serhatcan/serverless-opsgenie-slack-alert-unfurling
• https://github.com/slackapi/sample-app-unfurls
• https://app.slack.com/block-kit-builder