st.pyplot

This release removes the deprecated st.cache API, introduces client-side validation for st.text_input, and adds a `wrap` parameter to various elements for better label control. Several bug fixes improve chart handling, input validation, and component behavior.

Streamlit 1.49.0 introduces configurable websocket ping intervals, new UI components like st.pdf and directory uploads, extensive layout enhancements, and several bug fixes, while removing experimental replay APIs and deprecating st.bokeh_chart.