Release v0.19.16

[github-actions]

Automated release PR for v0.19.16 (version bump + release notes). Merged automatically once required checks pass; the tag, GitHub release, and PyPI publish steps then run in run 32121322861 of the Release Python Package workflow.

[github-actions]

PR Preview Action v1.8.1
🚀 View preview at https://ericmjl.github.io/llamabot/pr-preview/pr-405/
Built to branch gh-pages at 2026-08-18 09:27 UTC. Preview will be ready when the GitHub Pages deployment is complete.

[github-actions]

Import	Time
import llamabot	0.068s
from llamabot import SimpleBot	0.229s
from llamabot import AgentBot	0.073s
from llamabot import ToolBot	0.422s
from llamabot import tool	0.397s
from llamabot import prompt	0.413s
from llamabot import user, system	0.223s
from llamabot import span	0.402s
from llamabot import ChatMemory	0.223s
from llamabot import Experiment	0.420s
from llamabot import QueryBot	0.406s
from llamabot import ImageBot	0.233s
from llamabot import StructuredBot	0.405s
from llamabot.recorder import span	0.370s
full (import everything)	0.457s