I Open-Sourced a Chinese Astrology Engine and Wired It Into Every AI Coding Tool

TL;DR: I built shunshi-bazi-core — a TypeScript library that calculates Chinese Four Pillars of Destiny (八字 / 四柱推命 / 사주팔자) charts with true solar time correction. Then I wrapped it as an MCP server for Claude Desktop / Cursor / Cline, and a Claude Code skill for the CLI. Everything is MIT-licensed. What is Bazi? Bazi (八字, literally "eight characters") is a system from Chinese metaphysics that maps a person's birth date and time into a chart of heavenly stems and earthly branches....