Zero‑cost interactive fruit‑sighting app built with DuckDB and Astro
The post walks through how to build a fully interactive tropical‑fruit map for Hawaii using only open data, DuckDB for in‑process SQL transforms, Astro + Leaflet for the UI, and GitHub Actions for weekly refreshes—resulting in a live app that costs nothing to host. The guide shows the minimal five‑step pipeline and why this stack can replace costly BI tools.