Merge #410

410: Add phpstan to contributing r=brunoocasali a=jonatanrdsantos

# Pull Request
Updated based on this comment #399 (comment)

## PR checklist
Please check if your PR fulfills the following requirements:
- [x] Does this PR fix an existing issue, or have you listed the changes applied in the PR description (and why they are needed)?
- [x] Have you read the contributing guidelines?
- [x] Have you made sure that the title is accurate and descriptive of the changes?

Thank you so much for contributing to Meilisearch!


Co-authored-by: Jonatan Santos <[email protected]>

Author: bors[bot]

CONTRIBUTING.md

@@ -49,7 +49,7 @@ You can set up your local environment natively or using `docker`, check out the
 
 Example of running all the checks with docker:
 ```bash
-docker-compose run --rm package bash -c "composer install && composer test && composer lint"
+docker-compose run --rm package bash -c "composer install && composer test && composer lint && composer phpstan"
 ```
 
 To install dependencies: