Engineering notes / 01–04

Tools and checks for everyday workflows.

Translation inside Discord and Telegram conversations, a small Japanese storefront review, and CSV cleanup that keeps uncertain records visible.

Discord Web / Chrome extension

I built an inline translation extension for Discord Web

An inline translation extension, its DOM integration, input controls, and source-level failure handling.

Published October 6, 2026 · Source review, with live compatibility unverified

Telegram Web / Chrome extension

I built a translation sidebar for Telegram Web

A translation sidebar that keeps messages connected to their context, with separate controls for reading and replying.

Published October 6, 2026 · Source review, with live compatibility unverified

Shopify / Japanese storefront review

Before translating a Shopify store, separate evidence from assumptions

Separate public-page evidence, merchant answers, and unknowns before a translation project; compare a free checklist with a scoped manual review.

Published October 6, 2026 · Self-built project and fictional example

CSV workflows / Data cleanup and QA

A cleaned CSV should preserve the rows you still cannot resolve

Keep record correspondence while trimming agreed fields, flagging exact duplicate keys, and leaving missing values for a human decision.

Published October 6, 2026 · Fictional example, with buyer-side import unverified

The extension articles link to their store listings and original Japanese write-ups. The storefront and CSV articles explain their demonstrations and scoped review or cleanup offers. Each article states its evidence and limitations.