feat: add handling for team join event

.commitlintrc.js

@@ -0,0 +1,22 @@
+module.exports = {
+  extends: ['@commitlint/config-conventional'],
+  rules: {
+    'type-enum': [
+      2,
+      'always',
+      [
+        'feat',
+        'fix',
+        'docs',
+        'style',
+        'refactor',
+        'perf',
+        'test',
+        'build',
+        'ci',
+        'chore',
+        'revert'
+      ]
+    ]
+  }
+}; 

.eslintrc.js

@@ -0,0 +1,18 @@
+module.exports = {
+  parser: '@typescript-eslint/parser',
+  extends: [
+    'eslint:recommended',
+    'plugin:@typescript-eslint/recommended',
+    'prettier'
+  ],
+  plugins: ['@typescript-eslint'],
+  env: {
+    node: true,
+    jest: true
+  },
+  rules: {
+    '@typescript-eslint/explicit-function-return-type': 'off',
+    '@typescript-eslint/no-explicit-any': 'warn',
+    '@typescript-eslint/no-unused-vars': ['error', { argsIgnorePattern: '^_' }]
+  }
+}; 

.github/workflows/ci-cd.yml

@@ -0,0 +1,79 @@
+name: CI/CD Pipeline
+
+on:
+  push:
+    branches: [ main ]
+  pull_request:
+    branches: [ main ]
+
+jobs:
+  test:
+    runs-on: ubuntu-latest
+
+    strategy:
+      matrix:
+        node-version: [20.x]
+
+    steps:
+    - uses: actions/checkout@v3
+      with:
+        fetch-depth: 0
+
+    - name: Use Node.js ${{ matrix.node-version }}
+      uses: actions/setup-node@v3
+      with:
+        node-version: ${{ matrix.node-version }}
+        cache: 'npm'
+
+    - name: Install dependencies
+      run: npm ci
+
+    - name: Run linter
+      run: npm run lint
+
+    - name: Run tests
+      run: npm test
+
+    - name: Build
+      run: npm run build
+
+  release:
+    needs: test
+    runs-on: ubuntu-latest
+    if: github.ref == 'refs/heads/main'
+
+    steps:
+    - uses: actions/checkout@v3
+      with:
+        fetch-depth: 0
+        persist-credentials: false
+
+    - name: Setup Node.js
+      uses: actions/setup-node@v3
+      with:
+        node-version: '18.x'
+
+    - name: Install dependencies
+      run: npm ci
+
+    - name: Release
+      env:
+        GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        NPM_TOKEN: ${{ secrets.NPM_TOKEN }}
+      run: npx semantic-release
+
+  deploy:
+    needs: release
+    runs-on: ubuntu-latest
+    if: github.ref == 'refs/heads/main'
+
+    steps:
+    - uses: actions/checkout@v3
+
+    - name: Deploy to Heroku
+      uses: akhileshns/[email protected]
+      with:
+        heroku_api_key: ${{ secrets.HEROKU_API_KEY }}
+        heroku_app_name: ${{ secrets.HEROKU_APP_NAME }}
+        heroku_email: ${{ secrets.HEROKU_EMAIL }}
+        branch: main

.gitignore

@@ -128,3 +128,12 @@ dist
 .yarn/build-state.yml
 .yarn/install-state.gz
 .pnp.*
+
+# Node modules
+node_modules/
+dist/
+.env
+.env.*
+*.log
+.DS_Store
+coverage/

.husky/commit-msg

@@ -0,0 +1,4 @@
+#!/bin/sh
+. "$(dirname "$0")/_/husky.sh"
+
+npx --no -- commitlint --edit $1 

.husky/pre-commit

@@ -0,0 +1,5 @@
+#!/bin/sh
+. "$(dirname "$0")/_/husky.sh"
+
+npm run lint
+npm test 

.prettierrc

@@ -0,0 +1,7 @@
+{
+  "semi": true,
+  "trailingComma": "es5",
+  "singleQuote": true,
+  "printWidth": 80,
+  "tabWidth": 2
+} 

.releaserc.js

@@ -0,0 +1,25 @@
+module.exports = {
+  branches: ['main'],
+  plugins: [
+    ['@semantic-release/commit-analyzer', {
+      preset: 'conventionalcommits',
+      releaseRules: [
+        {type: 'docs', scope: 'README', release: 'patch'},
+        {type: 'refactor', release: 'patch'},
+        {type: 'style', release: 'patch'},
+        {type: 'perf', release: 'patch'},
+        {type: 'chore', release: false}
+      ]
+    }],
+    '@semantic-release/release-notes-generator',
+    ['@semantic-release/changelog', {
+      changelogFile: 'CHANGELOG.md'
+    }],
+    '@semantic-release/npm',
+    ['@semantic-release/git', {
+      assets: ['package.json', 'CHANGELOG.md'],
+      message: 'chore(release): ${nextRelease.version} [skip ci]\n\n${nextRelease.notes}'
+    }],
+    '@semantic-release/github'
+  ]
+}; 

CHANGELOG.md

@@ -0,0 +1,3 @@
+# Changelog
+
+All notable changes to this project will be documented in this file. See [standard-version](https://github.com/conventional-changelog/standard-version) for commit guidelines. 

Procfile

@@ -0,0 +1 @@
+web: npm start

README.md

@@ -1,2 +1,51 @@
-# slack-mailchimp-integration
-This integration adds a new user that signs up to your Slack workspace to a predefined Mailchimp mailing list
+# Slack-Mailchimp Integration
+
+Automatically adds new Slack workspace members to a Mailchimp mailing list.
+
+## Setup
+
+1. Clone the repository
+2. Install dependencies:
+   ```bash
+   npm install
+   ```
+3. Create a `.env` file with the following variables:
+   ```
+   SLACK_BOT_TOKEN=xoxb-your-token
+   SLACK_SIGNING_SECRET=your-signing-secret
+   SLACK_APP_TOKEN=xapp-your-token
+   MAILCHIMP_API_KEY=your-api-key
+   MAILCHIMP_LIST_ID=your-list-id
+   MAILCHIMP_SERVER_PREFIX=usX
+   PORT=3000
+   ```
+
+## Development
+
+Run locally:
+
+```
+curl -X POST https://immune-killdeer-enhanced.ngrok-free.app/slack/events \
+-H 'Content-Type: application/json' \
+-d '{
+  "token": "your-verification-token",
+  "team_id": "T123456",
+  "api_app_id": "A123456",
+  "event": {
+    "type": "team_join",
+    "user": {
+      "id": "U123456",
+      "team_id": "T123456",
+      "name": "newuser",
+      "real_name": "New User",
+      "profile": {
+        "email": "[email protected]"
+      }
+    }
+  },
+  "type": "event_callback",
+  "event_id": "Ev123456",
+  "event_time": 1234567890,
+  "authed_users": ["U123456"]
+}
+```

jest.config.js

@@ -0,0 +1,15 @@
+module.exports = {
+  preset: 'ts-jest',
+  testEnvironment: 'node',
+  roots: ['<rootDir>/src'],
+  testMatch: ['**/*.test.ts', '**/*.spec.ts'],
+  transform: {
+    '^.+\\.tsx?$': 'ts-jest'
+  },
+  coverageDirectory: 'coverage',
+  collectCoverageFrom: [
+    'src/**/*.{ts,tsx}',
+    '!src/**/*.d.ts',
+    '!src/types/**/*'
+  ]
+};