feat(mailchimp): add mailchimp integration

packages/docs/pages/.vitepress/config.js

@@ -261,6 +261,12 @@ export default defineConfig({
             { text: 'Connection', link: '/apps/mailerlite/connection' },
           ],
         },
+        {
+          text: 'Mailchimp',
+          collapsible: true,
+          collapsed: true,
+          items: [{ text: 'Connection', link: '/apps/mailchimp/connection' }],
+        },
         {
           text: 'Mattermost',
           collapsible: true,

packages/docs/pages/apps/mailchimp/connection.md

@@ -0,0 +1,17 @@
+# Mailchimp
+
+:::info
+This page explains the steps you need to follow to set up the Mailchimp
+connection in Automatisch. If any of the steps are outdated, please let us know!
+:::
+
+1. Login to your [Mailchimp account](https://mailchimp.com/) to create an app.
+2. Click on the account image and go to your **profile** page.
+3. Click on the **Extras** tab and choose the **Registered apps**.
+4. Click on the **Register An App** button.
+5. Fill the registration form.
+6. Copy **OAuth Redirect URL** from Automatisch to **Redirect URI** field, and click on the **Create** button.
+7. Copy the **Your Client ID** value to the `Client ID` field on Automatisch.
+8. Copy the **Your Client Secret** value to the `Client Secret` field on Automatisch.
+9. Click **Submit** button on Automatisch.
+10. Congrats! Start using your new Mailchimp connection within the flows.