🚀 Invoice Management System

📌 Project Overview

An Invoice Management System built with Next.js, Auth.js, and Prisma to streamline invoice generation, tracking, and management. Users can send invoices, track payments, and automate reminders.

🛠 Tech Stack

• Framework: Next.js (App Router)
• Auth: Auth.js (Magic Link via Mailtrap)
• Database: PostgreSQL (via Prisma ORM)
• UI: TailwindCSS, shadcn/ui
• Emails: Resend / Nodemailer + Mailtrap
• PDF Generation: Puppeteer / PDFKit
• Deployment: Vercel / Railway + GitHub Actions

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📌 Features

🔑 Authentication & Onboarding

• Magic Link authentication with Auth.js
• Custom verification route for email login
• User onboarding with name and address (for invoices)

📊 Dashboard & Analytics

• Overview of invoices, payments, and clients
• Interactive charts & stats for revenue tracking

📝 Invoice Management

• Create invoices & send email notifications
• Edit invoices (auto-email updates to clients)
• Download invoices as PDFs
• Delete invoices when needed
• Mark invoices as paid
• Automated email reminders for due invoices

🌍 Landing Page

• Clean and modern marketing page
• SEO-optimized for better visibility

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🛠 Installation & Setup

1️⃣ Clone Repository

git clone https://github.com/yourusername/invoice-management.git
cd invoice-management

2️⃣ Install Dependencies

yarn install   # or npm install

3️⃣ Set Up Environment Variables

Create a .env.local file and add the following:

DATABASE_URL=your_postgresql_url
NEXTAUTH_SECRET=your_secret_key
NEXTAUTH_URL=http://localhost:3000
MAILTRAP_USER=your_mailtrap_user
MAILTRAP_PASS=your_mailtrap_pass

4️⃣ Run Database Migrations

npx prisma migrate dev --name init

5️⃣ Start Development Server

yarn dev   # or npm run dev

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📤 Deployment

Deploy on Vercel

vercel

Deploy on Railway

railway up

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🚀 Roadmap & Future Enhancements

• Implement Stripe integration for payments
• Add multi-user/team functionality
• Support recurring invoices

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📜 License

This project is licensed under the MIT License.

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🤝 Contributing

Pull requests are welcome! For major changes, please open an issue first to discuss what you’d like to change.

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📧 Contact

For inquiries, reach out at: [email protected]

Happy Coding! 🚀

Invoice