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Build notes, AI and MCP integration write-ups, infrastructure decisions, and root-cause diagnostics — written from work that actually shipped.
Deploying a Next.js App Router site to Cloudflare Workers instead of Node removes the filesystem, the long-running process, and several assumptions your code is probably making. A field guide from a site that runs there.
Most AI integration work in 2026 is not model training — it is wiring a model into a system that already has users, a bill, and an uptime expectation. The engineering that makes that survivable.
Quotes for a Model Context Protocol server in 2026 range from $3,000 to over $300,000 for what sounds like the same thing. Here is what actually drives the number, and what a realistic small build looks like.
A walkthrough of diagnosing and eliminating a heap leak in a production Express API — from first heap snapshot to the final one-line fix.