shareAI-lab/learn-claude-code: 'Bash Is All You Need' — Nano Claude Code Agent Harness Built From Scratch Reaches 35,898 Stars

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learn-claude-code by shareAI-lab is a TypeScript reference implementation that builds a minimal claude-code-like agent harness from first principles, using only Bash as the execution substrate. The repo has hit 35,898 stars and is tagged with ai-agent and claude-code topics. It serves both as a learning resource and as a lightweight production harness for teams who want to audit and control every layer of their agent infrastructure.