Setting Up the Subscribe Form

Follow this guide to set up a subscribe form for your website using [Resend]

⚡ Quick Checklist

Before you start, ensure you have:

• A Resend Account (GitHub login recommended).
• Admin access to your Netlify dashboard.
• Access to the Astro-Church CMS.

Manual Deploy Required

Changes to environment variables do not automatically update your live site. Once finished, trigger a manual site deploy.

Step 1: Generate a Resend API Key

1. In your Resend dashboard, navigate to API Keys.
2. Click + Create API key
   • Name: Use your project or GitHub repo name.
3. Copy the key immediately. It will start with re_***. You won’t be able to see it again.

Step 2: Find your Audience Segment ID

1. Navigate to Audience > Segments.

2. Select your target segment (e.g., “General”).

3. Copy the ID value found in the segment settings.

Step 3: Add Variables to Netlify

To securely bridge your website and Resend, you must add your credentials to Netlify:

1. In Netlify, go to Project confiuration > Environment variables

2. Click Add a variable > Add a single variable for each.:

Key	Value
RESEND_API_KEY	Your re_*** from Step 1
RESEND_SEGMENT_ID	Your Segment ID from Step 2

Important

Ensure Contains secret values is checked to keep your API key hidden. Apply the same value to all deploy contexts (Production, Deploy Previews, etc.).