> For the complete documentation index, see [llms.txt](https://docs.codebattles.ru/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.codebattles.ru/api/checker-api/health-check.md).

# Health Check

Endpoints for checking service health

## Root endpoint

> Returns a simple "Hello World" message.

```json
{"openapi":"3.0.3","info":{"title":"Program Check System API","version":"1.0.0"},"tags":[{"name":"HealthCheck","description":"Endpoints for checking service health"}],"servers":[{"url":"http://localhost:7070","description":"Local development server"}],"paths":{"/":{"get":{"tags":["HealthCheck"],"summary":"Root endpoint","description":"Returns a simple \"Hello World\" message.","responses":{"200":{"description":"Successful response","content":{"text/plain":{"schema":{"type":"string"}}}}}}}}}
```