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

The documentation can be added to: https://napalm-logs.com/en/latest/syslog/index.html - help would be greatly appreciated.