Describe the feature

I think enforcing typing in methods parameters can be helpful for robustness, readability and stability of the code.

By using mypy static type checker, we can see potential improvements for jina:

Usage:

pip install mypy
mypy --ignore-missing-imports jina

Do not get overwhelmed by the errors. Let's slowly keep improving until we can eve

Question
Hi, I have been experimenting with the QA capabilities of Haystack and so far. I was wondering if it was possible for the model to generate paragraph-like contexts.

Additional context
So far, when a question is asked, the model outputs an answer and the context the answer can be found in. The context output by the model is oftentimes fragments of a sentence or fragments of a