numpy

This release includes several bug fixes for pylint, flake8-bandit, and pyupgrade rules. It also introduces performance improvements through PGO and a reduction in Expr size, along with a new rule for replacing `while 1` with `while True`.

This release removes the legacy langchain-server script, improves provider inference for Perplexity models, and optimizes dependencies for Python 3.13 and numpy 2.1.0.

This release introduces multi-modal content block support and updates the codebase to Python 3.9 standards. It also optimizes dependency management by requiring newer numpy versions for better Python 3.13 compatibility.