# Dependencies

## Internal Dependencies

```mermaid
graph TD
    Api["SlpModularCms.Api"]
    Core["SlpModularCms.Core"]
    ModIdentity["SlpModularCms.Modules.Identity"]
    ModAvail["SlpModularCms.Modules.Availability"]
    CoreTests["SlpModularCms.Core.Tests"]
    AvailTests["SlpModularCms.Modules.Availability.Tests"]
    Frontend["SlpModularCms.Frontend\n(to be built)"]

    Api -->|compile| Core
    Api -->|compile| ModIdentity
    Api -->|compile| ModAvail
    ModIdentity -->|compile| Core
    ModAvail -->|compile| Core
    CoreTests -->|test| Core
    AvailTests -->|test| ModAvail
    AvailTests -->|test| Core
    Frontend -->|runtime REST| Api

    style Api fill:#4CAF50,stroke:#2E7D32,color:#fff
    style Core fill:#FFC107,stroke:#F57F17,color:#000
    style ModIdentity fill:#4CAF50,stroke:#2E7D32,color:#fff
    style ModAvail fill:#4CAF50,stroke:#2E7D32,color:#fff
    style CoreTests fill:#9E9E9E,stroke:#424242,color:#fff
    style AvailTests fill:#9E9E9E,stroke:#424242,color:#fff
    style Frontend fill:#2196F3,stroke:#0D47A1,color:#fff
```

### Dependency Details

#### SlpModularCms.Api depends on SlpModularCms.Core
- **Type**: Compile
- **Reason**: Needs ApplicationDbContext, entities, DI extensions, module registration

#### SlpModularCms.Api depends on SlpModularCms.Modules.Identity
- **Type**: Compile
- **Reason**: Registers Identity module and its HTTP controllers

#### SlpModularCms.Api depends on SlpModularCms.Modules.Availability
- **Type**: Compile
- **Reason**: Registers Availability module and its HTTP controllers

#### SlpModularCms.Modules.Identity depends on SlpModularCms.Core
- **Type**: Compile
- **Reason**: Uses domain entities (ApplicationUser, Invitation), services (IAuthService), and DbContext

#### SlpModularCms.Modules.Availability depends on SlpModularCms.Core
- **Type**: Compile
- **Reason**: Uses GlobalAvailabilityState, AvailabilityStatus, AvailabilityOptions

## External Dependencies (Backend)

### Microsoft.AspNetCore.Identity
- **Version**: .NET 10 built-in
- **Purpose**: User and role management, password hashing
- **License**: MIT

### Microsoft.EntityFrameworkCore + SqlServer provider
- **Version**: .NET 10 built-in
- **Purpose**: Data persistence
- **License**: MIT

### Microsoft.AspNetCore.Authentication.JwtBearer
- **Version**: .NET 10 built-in
- **Purpose**: JWT authentication middleware
- **License**: MIT

### Microsoft.IdentityModel.Tokens
- **Version**: .NET 10 built-in
- **Purpose**: JWT token creation and validation
- **License**: MIT

## External Dependencies (Frontend — from package.json)

### react + react-dom
- **Version**: 18.3.1
- **Purpose**: Core UI framework
- **License**: MIT

### react-router
- **Version**: 7.13.0
- **Purpose**: Client-side routing
- **License**: MIT

### @radix-ui/* (multiple packages)
- **Version**: Various (1.x–2.x)
- **Purpose**: shadcn/ui component primitives
- **License**: MIT

### tailwindcss
- **Version**: 4.1.12
- **Purpose**: Utility-first CSS framework
- **License**: MIT

### lucide-react
- **Version**: 0.487.0
- **Purpose**: Icon library
- **License**: ISC

### recharts
- **Version**: 2.15.2
- **Purpose**: Charts and data visualization
- **License**: MIT

### react-hook-form
- **Version**: 7.55.0
- **Purpose**: Form state management
- **License**: MIT

### sonner
- **Version**: 2.0.3
- **Purpose**: Toast notifications
- **License**: MIT