https://mgaebler.me/en/blog/ Technical articles and tutorials. en-US Tue, 02 Jun 2026 00:00:00 GMT generate-rss.js https://mgaebler.me/en/blog/hunting-a-250-percent-cpu-bug-vite-monorepo/ https://mgaebler.me/en/blog/hunting-a-250-percent-cpu-bug-vite-monorepo/ Tue, 02 Jun 2026 00:00:00 GMT Three Vite dev servers pinned at 250% CPU on an idle monorepo, fans audible, load average at 14. The fix was four lines of watcher config — but only methodical evidence-gathering with ps, lsof and sample revealed why fsevents was drowning. A story about agentic debugging and resisting the urge to guess. Vite Monorepo Performance Debugging Agentic Coding https://mgaebler.me/en/blog/nix-macos-tahoe-btm-blocks-launchdaemons/ https://mgaebler.me/en/blog/nix-macos-tahoe-btm-blocks-launchdaemons/ Sat, 11 Apr 2026 00:00:00 GMT A supposedly broken Nix install on macOS Tahoe was neither broken nor a Nix problem. It was Apple's Background Task Management silently blocking the LaunchDaemons — and the installer's own error message pointed users toward destructive commands that would have wiped the Nix store. Nix macOS LaunchDaemon Tahoe Debugging https://mgaebler.me/en/blog/devenv-ai-coding-workflow/ https://mgaebler.me/en/blog/devenv-ai-coding-workflow/ Thu, 02 Apr 2026 00:00:00 GMT A fragmented dev setup was silently slowing down my AI coding loop. Consolidating everything into a single devenv.nix turned Claude Code into an autonomous iteration machine. devenv Nix AI Testing https://mgaebler.me/en/blog/mcp-oauth-azure-entra-id-apim/ https://mgaebler.me/en/blog/mcp-oauth-azure-entra-id-apim/ Thu, 26 Mar 2026 00:00:00 GMT I tried to expose a REST API as MCP tools via Azure APIM with Entra ID OAuth. The APIM part worked. The auth part did not. Here's what I found. Azure MCP OAuth TypeScript https://mgaebler.me/en/blog/azure-swa-custom-roles-rolessource-hono/ https://mgaebler.me/en/blog/azure-swa-custom-roles-rolessource-hono/ Wed, 18 Feb 2026 00:00:00 GMT How to make Entra ID app roles available in Azure Static Web Apps — and the pitfalls you'll encounter along the way. Azure Hono TypeScript