andfanilo

Build production-grade Streamlit apps. Used when creating, editing, debugging, or deploying Streamlit applications. Routes to specialized sub-skills for performance, layouts, design, data display, and more.

Builds bidirectional Streamlit Custom Components v2 (CCv2) using `st.components.v2.component`. Use when authoring inline HTML/CSS/JS components or packaged components (manifest `asset_dir`, js/css globs), wiring state/trigger callbacks, theming via `--st-*` CSS variables, or bundling with Vite / `component-template` v2.

Building dashboards in Streamlit. Use when creating KPI displays, metric cards, or data-heavy layouts. Covers borders, cards, responsive layouts, and dashboard composition.

Transform ECharts example URLs into Streamlit st_echarts components. Use when a user provides an ECharts editor URL and wants to add or update it as a demo in the streamlit-echarts-demo project.

Transforms JavaScript ECharts options and demos into Python dictionary configurations compatible with streamlit-echarts.

Guidelines and patterns for integrating Streamlit with Starlette and FastAPI using the unified ASGI architecture.

Guidelines and patterns for integrating Streamlit with Starlette and FastAPI using the unified ASGI architecture.