feat: add UseCasePipe for validating use case parameters and update i…

[JulesGresset]

…ngredientsForecast method to handle use case logic

Describe your changes

Add useCase=POS on ingredientsForecast to return the populated elements of the ingredients.

How to test the feature

call ingredientsForecast route with useCase=POS query param

Issue ticket number and link

Closes #177

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