The Chrome Extension Lifecycle series.

$ series --progress

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[02]The arc

May 8, 2026 10 min Part 01 of 03

Trader verification, publisher identity, the URL slug gotcha, version-bump CI: the async gates that turn a one-day project into a three-week project.

Start here

May 15, 2026 7 min Part 02 of 03

Wire Supabase Auth into an MV3 popup: bundle the UMD, persist sessions in chrome.storage, recover state on reopen. Working code included.

May 22, 2026 6 min Part 03 of 03

The Chrome Web Store rejects re-uploads with the same manifest version. Catch the missed bump locally in a pre-commit hook; gate it again in CI.