Dev

Astro for Documentation and a Professional Site

I use Astro because this site is mostly writing. I do not need a heavy app framework for pages that should load fast and be easy to edit. That sounds simple, but it is the mai

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Dense Operational UI with Tables and Editors

Sometimes a simple form is the wrong UI. If the user needs to compare many values and make careful edits, a table can be kinder than a long page of inputs. Dense UI has a bad reputation when it is us

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Vercel AI SDK with Explicit Tool Boundaries

The risky part of an AI feature is not the chat UI. The risky part is what the chat is allowed to do. It is easy to make an assistant feel powerful by giving it tools. With something like the [Vercel

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Testing Product Workflows with Vitest and Playwright

I do not want a test suite that only proves functions work. I want it to protect the workflows that would hurt if they broke. That does not mean every rule needs a browser test. Browser tests are val

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Zod, OpenAPI, and Swagger for API Contracts

A public API is not just backend code. It is a product surface for another developer. That means the contract has to be readable. It also has to be enforced at runtime. Types in the app are useful, b

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pg-boss for Durable Background Jobs

The customer problem was not "we need a queue". The problem was that a slow operation made the user wait with no clear answer. That distinction matters. A queue is an implementation detail. The produ

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