Merge pull request #345 from rio-labs/dependabot/pip/uvicorn-gte-0.29.0-and-lt-0.45

Update uvicorn requirement from <0.43,>=0.29.0 to >=0.29.0,<0.45

generate valid sample urls for pages with url parameters

fix `Tabs` crashing in debug mode

fix refresh-related bugs

`rio_internal` rework, Tables can scroll, `backend` parameter, and more

minor modernizations of the chat example

Merge pull request #342 from rio-labs/dependabot/pip/polars-gte-0.20-and-lt-1.40

Merge pull request #343 from rio-labs/dependabot/pip/uvicorn-standard--gte-0.29.0-and-lt-0.43

Update uvicorn[standard] requirement

Update polars requirement from <1.39,>=0.20 to >=0.20,<1.40

add workaround for mypy complaining about missing constructor arguments

theme picker now properly initializes itself based on the current theme

improve handling of __init__.py files and add deprecation warning

fix InputBox having red text while typing