as-services/DEVELOPER.md
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# Alerte-Secours Services - Developer Documentation
This document contains technical information for developers working on the Alerte-Secours microservices backend.
## Development Quick Start
### Requirements
- Docker
- Direnv
- Node.js (>=20)
- Yarn (v4.6.0+)
### Installation
1. Clone the repository:
```sh
git clone https://codeberg.org/alerte-secours/alerte-secours
cd alerte-secours
```
2. Install dependencies:
```sh
yarn
```
3. Set up environment variables:
```sh
cp .env.default .env
```
### Start Services
Start all services with:
```sh
yarn dev:up
```
View logs:
```sh
yarn dev:logs
```
### Public Staging Environment
For development and testing, you can use our public staging environment:
- API: https://api-staging.alerte-secours.fr
- GraphQL: https://graphql-staging.alerte-secours.fr
- Web Interface: https://web-staging.alerte-secours.fr
### Endpoints (Local Development)
#### Services
- API: http://localhost:4200
- Files: http://localhost:4292
- Hasura: http://localhost:4201
- Tasks Service
- Watchers Service
- Web: http://localhost:4203
#### Consoles
- [Hasura Console](http://localhost:4295)
- [Minio Console](http://localhost:4291)
- [API Swagger](http://localhost:4200/api/v1/swagger/)
- [API GraphQL](http://localhost:4200/api/v1/graphql)
- [Files API](http://localhost:4292/api/v1/swagger/)
#### API URLs
- `/api/v1`
- `/spec` - API Specification
- `/oas` - OpenAPI Service
- `/swagger` - Swagger Documentation
- `/graphql` - GraphQL Endpoint
- `/status` - Service Status
- `/` - Root Endpoint
## Technical Stack
### Backend
- **Node.js** (>=20) - Core runtime
- **PostgreSQL** - Primary database
- **Redis** - Caching and queue deduplication
- **RabbitMQ** - Message queue
- **Hasura** - GraphQL engine
- **OpenAPI** - API specification and documentation
- **Modjo Framework** - Microservices architecture
### Frontend
- **React** - Web interface
- **React Native** - Mobile application
- **Apollo Client** - GraphQL integration
- **MapView** - Geolocation visualization
### Infrastructure
- **Docker** - Containerization
- **Microservices Architecture** - Separate services for API, files, tasks, etc.
- **CQRS Pattern** - Command Query Responsibility Segregation
- **Event-Driven Architecture** - Using message queues
### Key Features
- Real-time alerts and notifications
- Geolocation tracking and mapping
- Emergency services integration
- User authentication and authorization
- File storage and management
- Background task processing
## Project Structure
```
services/
├── api/ # Main API service
├── app/ # Frontend application
├── files/ # File handling service
├── hasura/ # GraphQL engine
├── tasks/ # Background task processing
├── watchers/ # Event monitoring
└── web/ # Web interface
libs/
├── common/ # Shared utilities
├── postgres-types/ # Database type definitions
├── redis-queue-dedup/ # Redis queue deduplication
└── utils/ # General utilities
```
## Contributing
We welcome contributions to Alerte-Secours. Please read our contribution guidelines before submitting pull requests.
## Support
For technical support, please open an issue on our [Codeberg issue tracker](https://codeberg.org/alerte-secours/alerte-secours/-/issues) or [GitHub issue tracker](https://github.com/alerte-secours/alerte-secours/issues).