How I Built an Automated JS/TS Repository Analyzer in C#

TL;DR I built the JavaScript/TypeScript analysis engine for the Silverfish IDP — an Internal Developer Portal that automatically detects packaging tools, identifies component types, and extracts complete dependency graphs from repos. It handles monorepos, multiple lock file formats, and mixed JS/TS codebases—all without making assumptions about repo structure. The Problem At Silverfish Software, we're building an IDP that helps individual developers and engineering teams understand their entire