Journal Library
Explore the archive of engineering signals.
AI-AgentsSelf-Hosted AI+3 more
Self-Hosted AI Agent on Oracle Cloud Always Free (1GB VPS, Zero Public Ports) - PicoClaw + Tailscale
Run a private AI agent 24/7 on Oracle Cloud Always Free (1GB VPS): zero public ports, Tailscale VPN, optional Telegram control, and systemd uptime.
•10 min readRead
Zero-TrustRAG+4 more
RAG Chunking Visualizer in Rust (WebAssembly): A Production-Ready Text Splitter Workbench
A Rust + WebAssembly RAG chunking visualizer that lets you debug text splitting, inspect semantic boundaries, and export production-ready chunks for embedding p...
•8 min readRead
AI-AgentsMCP+1 more
Governed Code Mode: From Tool-Calling to Zero-Trust Execution
Cloudflare, Anthropic, Google, and others are converging on a new pattern: let agents write code—but only inside a governed, zero-trust runtime.
•10 min readRead
TutorialsDocker+1 more
The Ultimate n8n Beginner Setup: Zero to Automation in 10 Minutes
Stop struggling with manual tunnels and databases. Here is a complete guide to running n8n, PostgreSQL, and ngrok in a single Docker command.
•4 min readRead
ArchitectureIdP
The Identity Trap: Why We Killed Our Custom IdP to Save Our Architecture
We built a fully functional Identity Provider from scratch in three days. Then we deleted it. Here is why decoupling Authentication (commodity) from Authorizati...
•4 min readRead