plzhans (Son Won Chul) @plzhans

A blog documenting the troubleshooting behind things I've built.

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Controlling AI Crawlers with robots.txt - How to Allow Search, Training and Agents Separately
Controlling AI Crawlers with robots.txt - How to Allow Search, Training and Agents Separately AI crawlers have added more to write in robots.txt. A rundown of per-purpose bot names, Google-Extended and Content-Signal.
Web Sep 16, 2026
Blocking AI Bots with Cloudflare - Managed robots.txt and AI Crawl Control
Blocking AI Bots with Cloudflare - Managed robots.txt and AI Crawl Control Cloudflare writes robots.txt on your behalf and blocks AI bots at the edge. It also shows you which bots took how much.
Web Sep 16, 2026
Local AI/LLM Infrastructure Guide A guide to setting up a local LLM server with Ollama, then connecting Claude Code you already use to run on top of it.
AI Sep 3, 2026
How to Install Ollama and Set Up a Local LLM Server
How to Install Ollama and Set Up a Local LLM Server This explains how to run a local LLM on a Linux server using Ollama. It covers installation, external access configuration, model selection, and HTTP API call examples to outline the process of …
AI Jul 3, 2026
How to Install OpenClaw Node Mode and Connect Remote Infrastructure
How to Install OpenClaw Node Mode and Connect Remote Infrastructure This post explains how to connect a remote server to a gateway using OpenClaw node mode. It covers the infrastructure control flow from installation, run verification, device approval, to systemd …
AI Jun 29, 2026
Setting Up OpenClaw
Setting Up OpenClaw A summary of installing OpenClaw (OpenClaw AI agent framework) locally and configuring the model, channel, and skills through onboard. Follow along with the Telegram bot authentication and security …
AI Feb 23, 2026