Gmail Sender Action 📩

This GitHub Action enables you to send emails via Gmail using HTML templates directly from your GitHub workflows.

📌 Features

• Send emails to multiple recipients (up to 5)
• Supports custom HTML templates
• Secure authentication using Gmail App Password
• Rich HTML email formatting
• Seamless integration with GitHub Actions

📌 Use Cases

You can use this Gmail Sender GitHub Action for various automation scenarios, including:

• Automated Reports – Send test reports, build logs, or CI/CD results via email.
• Release Notifications – Notify stakeholders when a new version is released.
• Deployment Alerts – Send emails upon successful deployment or failures.
• Issue Tracking – Email updates when an issue is created or resolved.
• Scheduled Reminders – Set up periodic emails for reminders or team updates.
• Security Alerts – Notify the team about security vulnerabilities or warnings.

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📥 Required Inputs

Input	Description	Required
sender_email	Gmail address used for sending emails	✅
app_password	Gmail App Password for authentication	✅
receiver_emails	Comma-separated list of recipient emails (max 5)	✅
template_path	Path to the HTML template file in the repository	✅
subject	Email subject line (optional)	❌

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⚙️ Setup Instructions

1️⃣ Generate a Gmail App Password

1. Go to Google Account Settings
2. Navigate to Security > 2-Step Verification > App Passwords
3. Generate a new App Password for "Mail"

2️⃣ Add Repository Secrets

Go to GitHub Repo → Settings → Secrets and Variables → Actions and add:

• GMAIL_SENDER → Your Gmail address
• GMAIL_APP_PASSWORD → Your Gmail App Password
• RECIPIENTS → Your Recipients upto 5 eg : person1@gmail.com, person2@gmail.com

3️⃣ Create Workflow File

Inside .github/workflows/{your-filename}.yml, add the following workflow:

name: Send Email

on: [push]

jobs:
  send-email:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout Repository
        uses: actions/checkout@v2
      
      - name: Send Email via Gmail
        uses: Raghul-M/gmail-sender-action@v1
        with:
          sender_email: ${{ secrets.GMAIL_SENDER }}
          app_password: ${{ secrets.GMAIL_APP_PASSWORD }}
          receiver_emails: ${{ secrets.RECIPIENTS }}
          template_path: "templates/email_template.html"
          subject: "Notification from GitHub Action"

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📌 Important Notes

• Maximum 5 recipients per email.
• HTML template file must exist in the repository.
• Requires Gmail account with 2FA enabled.
• App Password must have mail permissions.

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📖 Example Usage

Example HTML Template (templates/email_template.html)

This email template is customizable, allowing you to design your email with images, styles, and dynamic content.

🐛 Bug Reports & Feedback

Please report any issues or feature requests via the GitHub repository's issue tracker.

🤝 Contributing

This project is open-source, and contributions are welcome! Feel free to submit issues, feature requests, or pull requests.

Want to discuss? Connect with me on Linkedin Raghul-M!