# Invoice Master - Backend

## Project Structure

This backend follows Clean Architecture with the following projects:

- **InvoiceMaster.Core** - Domain entities, interfaces, value objects
- **InvoiceMaster.Application** - Business logic, CQRS commands/queries
- **InvoiceMaster.Infrastructure** - EF Core, repositories, external services
- **InvoiceMaster.Integrations** - Accounting system providers
- **InvoiceMaster.API** - Web API entry point

## Getting Started

### Prerequisites

- .NET 8 SDK
- PostgreSQL 15+
- Redis 7+ (optional)

### Running Locally

```bash
# Restore dependencies
dotnet restore

# Run database migrations
cd src/InvoiceMaster.Infrastructure
dotnet ef database update --startup-project ../InvoiceMaster.API

# Run the API
cd ../InvoiceMaster.API
dotnet run
```

### Running Tests

```bash
dotnet test
```

## Environment Variables

See `src/InvoiceMaster.API/appsettings.Development.json` for configuration.